InChI=1/C19H15N5O4/c1-12-5-7-13(8-6-12)15-10-14(28-22-15)11-20-18-17(24(26)27)19(25)23-9-3-2-4-16(23)21-18/h2-10,20H,11H2,1H3 0E4AAEA30E4C5961