Standard InChI: InChI=1S/C25H34ClN5O4/c1-34-19-8-6-17(7-9-19)29-24(33)20-14-28-25(31-11-3-4-18(31)15-32)30-23(20)27-13-16-5-10-22(35-2)21(26)12-16/h5,10,12,14,17-19,32H,3-4,6-9,11,13,15H2,1-2H3,(H,29,33)(H,27,28,30)/t17-,18-,19-/m0/s1
1.Sakamoto T, Koga Y, Hikota M, Matsuki K, Murakami M, Kikkawa K, Fujishige K, Kotera J, Omori K, Morimoto H, Yamada K.. (2014) The discovery of avanafil for the treatment of erectile dysfunction: a novel pyrimidine-5-carboxamide derivative as a potent and highly selective phosphodiesterase 5 inhibitor., 24 (23):[PMID:25455484][10.1016/j.bmcl.2014.10.008]