Avanafil Metabolite (M-4) I

Avanafil Impurity 24 Avanafil Impurity 19 Avanafil Impurity 9 Avanafil-13CD3 Avanafil Impurity 25

Avanafil Impurity 20 Avanafil iMpurity 2 Avanafil Impurity 23 4-((3-Chloro-4-methoxybenzyl)amino)-2-(methylthio)pyrimidine-5-carboxylic acid Avanafil iMpurity 5

5-PyriMidinecarboxylic acid, 4-[[(3-chloro-4-Methoxyphenyl)Methyl]aMino]-2-[(2S)-2-(hydroxyMethyl)- 1-pyrrolidinyl]- 1364671-52-2 Avanafil Impurity 26 Avanafil Impurity 16 Avanafil Impurity 10

4-(4-MethoxybenzylaMino)-5-ethoxycarbonyl-2-MethylthiopyriMidine Avanafil Impurity 11 Avanafil iMpurity 3