2-Hydroxyethanesulfonate (2-Hydroxyethanesulfonic acid or isethionic acid) is an organosulfur compound containing a short chain alkane sulfonate linked to a hydroxyl group. Mammals are able to endogenously synthesize 2-hydroxyethanesulfonate via taurine through a possible enzymatic deamination process.

RCM-1 is an inhibitor of FOXM1. RCM-1 inhibits cellular proliferation via the increasing duration of cell cycle and mitosis in human and mouse cancer cell lines in vitro. RCM-1 inhibits colony formation of cancer cells in vitro in a dose-dependent manner. RCM-1 inhibits the migration of cancer cells in vitro in a dose-dependent manner.

Didesethyl chloroquine (Bisdesethylchloroquine) is an effective myocardial inhibitor. Didesethyl chloroquine (Bisdesethylchloroquine) is the main metabolite of the antimalarial drug chloroquine.