InChI=1/C24H23N3O4/c1-2-27-21-6-4-3-5-19(21)20-13-17(7-9-22(20)27)15-25-30-11-12-31-26-16-18-8-10-23(28)24(29)14-18/h3-10,13-16,28-29H,2,11-12H2,1H3/b25-15-,26-16+ AB80033A8F3B992F