InChI=1/C20H17N3O/c21-17-5-1-2-6-19(17)23-14-8-9-15-13(12-14)7-10-18-16(20(15)24)4-3-11-22-18/h1-6,8-9,11-12,23H,7,10,21H2 24F6DE1364E699C9