英文别名Progesterone Impurity 25; Pregn-4-en-3-one, 21-hydroxy-20-methyl; 2O-Hydroxymethyl-4-pregnen-3-on; Progesterone Impurity 2; 20-(Hydroxymethyl)pregna-4-ene-3-one; 20-Hydroxymethylpregn-4-en-3-one; (8S,9S,10R,13S,14S,17R)-17-(1-hydroxypropan-2-yl)-10,13-dimethyl-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-3(2H)-one 
