InChI=1/C19H21N7O2/c1-4-8-25-18(27)15-17(24(5-2)19(25)28)23-16(22-15)13-9-21-26(11-13)14-7-6-12(3)20-10-14/h6-7,9-11H,4-5,8H2,1-3H3,(H,22,23)/f/h22H 4A9472B566C9F6E1