InChI=1/C18H25N5O2/c19-16(20)13-7-5-12(6-8-13)11-22-17(24)15-4-2-10-23(15)18(25)14-3-1-9-21-14/h5-8,14-15,21H,1-4,9-11H2,(H3,19,20)(H,22,24)/p+2/t14-,15+/m1/s1/fC18H27N5O2/h21-22H,19-20H2/q+2 C6ED29E2B0C451F2