英文别名:
18-Methylestra-2,5(10)-diene-3,17-diol 3-methyl ether;3-Methoxy-18-methylestra-2,5(10)-dien-17-ol;13-Ethyl-3-methoxygona-2,5(10)-dien-17β-ol;Einecs 238-513-9;Gona-2,5(10)-dien-17-ol, 13-ethyl-3-methoxy-, (17β)-;Levonorgestrel EP Impurity QP;3-Methoxy-13-Ethyl-Gona-2,5(10)-Diene-17-ol;(8R,9S,13S,14S,17S)-13-Ethyl-3-methoxy-4,6,7,8,9,11,12,13,14,15,1 6,17-dodecahydro-1H-cyclopenta[a]phenanthren-17-ol (non-preferred name)