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These were characterized by X-ray diffraction and are bis(oxidanium) pentakis[(2\n                    <jats:italic>S<\/jats:italic>\n                    )-6-(1-azaniumylcyclopropyl)-7-fluoro-2-methyl-10-oxo-4-oxa-1-azatricyclo[7.3.1.0\n                    <jats:sup>5,13<\/jats:sup>\n                    ]trideca-5(13),6,8,11-tetraene-11-carboxylic acid] heptachloride decahydrate, 2H\n                    <jats:sub>3<\/jats:sub>\n                    O\n                    <jats:sup>+<\/jats:sup>\n                    \u00b75C\n                    <jats:sub>16<\/jats:sub>\n                    H\n                    <jats:sub>16<\/jats:sub>\n                    FN\n                    <jats:sub>2<\/jats:sub>\n                    O\n                    <jats:sub>4<\/jats:sub>\n                    <jats:sup>+<\/jats:sup>\n                    \u00b77Cl\n                    <jats:sup>\u2212<\/jats:sup>\n                    \u00b710H\n                    <jats:sub>2<\/jats:sub>\n                    O (\n                    <jats:bold>1<\/jats:bold>\n                    ), and (2\n                    <jats:italic>S<\/jats:italic>\n                    )-6-(1-azaniumylcyclopropyl)-7-fluoro-2-methyl-10-oxo-4-oxa-1-azatricyclo[7.3.1.0\n                    <jats:sup>5,13<\/jats:sup>\n                    ]trideca-5(13),6,8,11-tetraene-11-carboxylic acid chloride ethanol hemisolvate 1.75-hydrate, C\n                    <jats:sub>16<\/jats:sub>\n                    H\n                    <jats:sub>16<\/jats:sub>\n                    FN\n                    <jats:sub>2<\/jats:sub>\n                    O\n                    <jats:sub>4<\/jats:sub>\n                    <jats:sup>+<\/jats:sup>\n                    \u00b7Cl\n                    <jats:sup>\u2212<\/jats:sup>\n                    \u00b70.5C\n                    <jats:sub>2<\/jats:sub>\n                    H\n                    <jats:sub>6<\/jats:sub>\n                    O\u00b71.75H\n                    <jats:sub>2<\/jats:sub>\n                    O (\n                    <jats:bold>2<\/jats:bold>\n                    ), which were obtained from acetonitrile and ethanol, respectively. The compounds crystallize in the noncentrosymmetric triclinic space group\n                    <jats:italic>P<\/jats:italic>\n                    1. Salt\n                    <jats:bold>1<\/jats:bold>\n                    contains five independent cations and seven chloride anions, while compound\n                    <jats:bold>2<\/jats:bold>\n                    contains eight independent cations and anions. In both, an intramolecular COOH...O=C hydrogen bond is present and the amino group is protonated. The cations, anions and solvent molecules form extensive hydrogen-bonded frameworks. In addition, in both structures, the cations are packed into infinite stacks\n                    <jats:italic>via<\/jats:italic>\n                    \u03c0\u2013\u03c0 interactions, with interplanar distances of approximately 3.2\u2005\u00c5.\n                  <\/jats:p>","DOI":"10.1107\/s2053229625010423","type":"journal-article","created":{"date-parts":[[2025,11,25]],"date-time":"2025-11-25T17:18:51Z","timestamp":1764091131000},"page":"728-735","update-policy":"https:\/\/doi.org\/10.1107\/cm_01","source":"Crossref","is-referenced-by-count":0,"title":["Chloride salts of the antibacterial agent pazufloxacin: (H\n                    <sub>3<\/sub>\n                    O)\n                    <sub>2<\/sub>\n                    (Pzfx)\n                    <sub>5<\/sub>\n                    Cl\n                    <sub>7<\/sub>\n                    \u00b710H\n                    <sub>2<\/sub>\n                    O and (Pzfx)Cl\u00b71.75H\n                    <sub>2<\/sub>\n                    O\u00b70.5C\n                    <sub>2<\/sub>\n                    H\n                    <sub>5<\/sub>\n                    OH"],"prefix":"10.1107","volume":"81","author":[{"given":"Ekaterina D.","family":"Tselukovskaya","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-2978-3614","authenticated-orcid":true,"given":"Pavel V.","family":"Dorovatovskii","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-6228-303X","authenticated-orcid":true,"given":"Anna V.","family":"Vologzhanina","sequence":"additional","affiliation":[{"id":[{"id":"https:\/\/ror.org\/03jzs4815","id-type":"ROR","asserted-by":"publisher"}]}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"329","published-online":{"date-parts":[[2025,11,27]]},"reference":[{"key":"yp3247_bb1","doi-asserted-by":"crossref","first-page":"97","DOI":"10.1080\/0889311X.2022.2123916","volume":"28","author":"Anuar","year":"2022","journal-title":"Crystallogr. 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