InChI=1/C19H22N8O2/c1-2-25-17(29)15-16(27-14-5-3-4-13(14)21-19(25)27)22-18(23-24-20)26(15)10-11-6-8-12(28)9-7-11/h6-9,13-16,28H,2-5,10H2,1H3/p+2/t13-,14+,15-,16-/m1/s1/fC19H24N8O2/h21,23H/q+2 ABCE9A2BFEBECD3E