Synonyms: 16,24-Cyclo-D(17a)-homo-21-nor-17a-oxachola-16,20(22),23-triene-4-methanol,23-hydroxy-4,8-dimethyl-, (4b,5a)-;1H-Naphtho[2,1-a]xanthene-1-methanol,2,3,4,4a,5,6,12,12a,12b,13,14,14a-dodecahydro-10-hydroxy-1,4a,6a,12b-tetramethyl-,(1S,4aR,4bR,6aS,12aS,12bR,14aR)- (9CI); 1H-Naphtho[2,1-a]xanthene-1-methanol,2,3,4,4a,5,6,12,12a,12b,13,14,14a-dodecahydro-10-hydroxy-1,4a,6a,12b-tetramethyl-,[1S-(1a,4aa,4bb,6aa,12ab,12ba,14ab)]-; Strongylophorin 5