114577-03-6

(1aS,3S,5aR,5bS,7aS,8R,10aS,10bR,10cR)-3-hydroxy-5a,7a-dimethyl-1a,3,3',4,4',5,5a,5b,6,7,7a,9,10,10a,10b,10c-hexadecahydro-5'H-spiro[cyclopenta[1,2]phenanthro[9,10-b]oxirene-8,2'-furan]-5'-one