| 英文同义词: | Sildenafil?Methyl?Sulfonate?Ester?Impurity;ethoxy-3-(1-methyl-7-oxo-3-propyl-6,7-dihydro-1H-pyrazolo[4,3-d]pyrimidin-5-yl)methyl benzene sulfonate;Sildenafil-001;Benzenesulfonic acid, 3-?(6,?7-?dihydro-?1-?methyl-?7-?oxo-?3-?propyl-?1H-?pyrazolo[4,?3-?d]?pyrimidin-?5-?yl)?-?4-?ethoxy-?, methyl ester;4-ethoxy-3-(1-methyl-7-oxo-3-propyl-6,7-dihydro-1H-pyrazolo[4,3-d]pyrimidin-5-yl) methyl benzene sulfonate |