InChI=1/C18H20N4O3/c1-10(17-19-11(2)21-25-17)22-7-6-16-14(9-22)13-8-12(18(23)24-3)4-5-15(13)20-16/h4-5,8,10,20H,6-7,9H2,1-3H3/t10-/m1/s1 D4CC87E4301F6EAE