InChI=1/C18H19N7O/c1-20-12-5-3-4-6-13(12)22-18-21-9-10-7-8-11-15(17(19)26)24-25(2)16(11)14(10)23-18/h3-6,9,20H,7-8H2,1-2H3,(H2,19,26)(H,21,22,23)/f/h22H,19H2 15411538C9C2FB4A