InChI=1/C18H21N5O3/c1-22(2)9-8-20-14-6-7-15(23(24)25)18-16(14)17(19)12-10-11(26-3)4-5-13(12)21-18/h4-7,10,20H,8-9H2,1-3H3,(H2,19,21)/p+2/fC18H23N5O3/h21-22H,19H2/q+2 BD1DF23817BFC864