非那雄胺杂质4
QY-FNXA-04
(8S,9S,10R,13S,14S,17S)-methyl 10,13-dimethyl-3-oxo-2,3,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthrene-17-carboxylate
2681-55-2
C23H30O3