RU1968bis-TFA salt is an inhibitor of the sperm-specific Ca2+ channel CatSper, thereby inhibiting human Slo3 with about 15-fold lower potency than CatSper.
Hexestrol diphosphate tetrasodium is a synthetic ER agonist, microtubule polymerization inhibitor, and potential carcinogen. It induces mitotic arrest, aneuploidy, and DNA adduct formation.