InChI=1/C14H13N3O3/c15-5-8-9(16)3-13-7(14(8)17)1-6-2-10(18)11(19)4-12(6)20-13/h2,4,7,13,16,18-19H,1,3,17H2/t7-,13+/m1/s1 90116DA53E8014EF