[(3S,8S,9S,10R,13R,14S,17R)-10,13-二甲基-17-[(2R)-6-甲基庚烷-2-基]-2,3,4,7,8,9,11,12,14,15,16,17-十二氢-1H-环戊二烯并[a]菲-3-基]甲烷磺酸酯

[(3S,8S,9S,10R,13R,14S,17R)-10,13-dimethyl-17-[(2R)-6-methylheptan-2-yl]-2,3,4,7,8,9,11,12,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-3-yl] methanesulfonate