InChI=1/C23H19N3O5/c1-12-7-9-15(26(30)31)11-18(12)25-22(28)19-17-10-8-14-5-3-4-6-16(14)24(17)21(13(2)27)20(19)23(25)29/h3-11,17,19-21H,1-2H3/t17-,19-,20-,21+/m1/s1 5604F2EC028375D4