英文别名O-Desethyl-O-propyl Methisosildenafil; PROPOXYPHENYL AILDENAFIL; 5-(5-{[(3R,5S)-3,5-Dimethyl-1-piperazinyl]sulfonyl}-2-propoxyphenyl)-1-methyl-3-propyl-1,4-dihydro-7H-pyrazolo[4,3-d]pyrimidin-7-one; Propoxyphenyl methisosildenafil; Rel-5-(5-(((3S,5R)-3,5-dimethylpiperazin-1-yl)sulfonyl)-2-propoxyphenyl)-1-methyl-3-propyl-1,4-dihydro-7H-pyrazolo[4,3-d]pyrimidin-7-one; Sildenafil Analogue II; Aildenafil-propoxyphenyl 
