英文别名Dithio-desmethylcarbodenafil; 5-{2-Ethoxy-5-[(4-methyl-1-piperazinyl)carbonothioyl]phenyl}-1-methyl-3-propyl-1,6-dihydro-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-7H-pyrazolo[4,3-d]pyrimidine-7-thione; 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(6H)-thione 
