Synonyms: A-Norpregn-20-yne-2,17-diol,2-ethynyl-, dipropanoate, (2b,5a,17a)-; Dicyclopenta[a,f]naphthalene-1,7-diol,1,7-diethynylhexadecahydro-8a,10a-dimethyl-, dipropanoate,(1R,3aS,3bR,5aS,7R,8aS,8bS,10aS)- (9CI); AF 53; Anordrin; Anorethidranedipropionate; Dicyclopenta[a,f]naphthalene-1,7-diol,1,7-diethynylhexadecahydro-8a,10a-dimethyl-, dipropanoate, [1R-(1a,3ab,3ba,5ab,7a,8aa,8bb,10aa)]-; a-Anordrin