InChI=1/C14H11N5O3/c1-7-11-12(8-3-2-4-9(5-8)19(20)21)10(6-15)13(16)22-14(11)18-17-7/h2-5,12,14H,16H2,1H3/t12-,14+/m1/s1 A53016D53F1F5905