InChI=1/C19H22N6O4/c1-10-4-3-5-11(6-10)7-21-16-12-17(23-8-22-16)25(9-24-12)19-14(27)13(26)15(29-19)18(28)20-2/h3-6,8-9,13-15,19,26-27H,7H2,1-2H3,(H,20,28)(H,21,22,23)/t13-,14+,15-,19-/m0/s1/f/h20-21H 38150303CD7A77EB