1333233-46-7

5-(2-ethoxy-5-(4-methylpiperazine-1-carbonothioyl) Carbodenafil Impurity 4（Dithio-Desmethyl Carbodenafil） 5-[2-ethoxy-5-(4-methylpiperazine-1-carbothioyl)phenyl]-1-methyl-3-propyl-4H-pyrazolo[4,3-d]pyrimidine-7-thione 5-(2-ethoxy-5-(4-methylpiperazine-1-carbonothioyl)phenyl)-1-methyl-3-propyl-1H-pyrazolo[4,3-d]pyrimidine-7(4H)-thione 5-[2-Ethoxy-5-[(4-methyl-1-piperazinyl)thioxomethyl]phenyl]-1,6-dihydro- 1-methyl-3-propyl-7H-pyrazolo[4,3-d]pyrimidine-7- 5-[2-Ethoxy-5-[(4-Methyl-1-piperazinyl)thioxoMethyl]phenyl]-1,6-dihydro-1-Methyl-3-propyl-7H-pyrazolo[4,3-d]pyriMidine-7-thione 7H-Pyrazolo[4,3-d]pyrimidine-7-thione, 5-[2-ethoxy-5-[(4-methyl-1-piperazinyl)thioxomethyl]phenyl]-1,6-dihydro-1-methyl-3-propyl-