InChI=1/C15H15N3O2/c1-7(2)13-12-14(18-17-13)9-5-4-6-10(16-8(3)19)11(9)15(12)20/h4-7H,1-3H3,(H,16,19)(H,17,18)/f/h16,18H E7ACA1AB669EC4A9