InChI=1S/C24H21N3O3/c1-13(2)26-23(28)14(3)30-15-8-9-20-19(12-15)17-10-11-25-21-16-6-4-5-7-18(16)24(29)27(20)22(17)21/h4-14H,1-3H3,(H,26,28)