InChI=1/C21H19N3O3/c1-24(2)12-20(25)27-15-7-8-17-14(9-15)11-19(23-17)21(26)18-10-13-5-3-4-6-16(13)22-18/h3-11,22-23H,12H2,1-2H3 75F6D54C5CCBFFA6