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(Hunan University) are listed as inventors on Chinese patent application number CN202411347274.8, which covers the synthesis of \u2018\n                      sp\n                      3\n                      -analogues of the antiresorptive agent 40 via (3\u2009+\u20093) cycloadditions of bicyclobutanes with 1,4-dithiane-2,5-diol and medical uses thereof\u2019 reported in this Article. The other authors declare no competing interests.","order":1,"name":"Ethics","group":{"name":"EthicsHeading","label":"Competing interests"}}]}}