InChI=1/C21H21N3O3/c1-21(27)12-15-17(19(25)24-23-15)16(13-8-4-2-5-9-13)18(21)20(26)22-14-10-6-3-7-11-14/h2-11,16,18,27H,12H2,1H3,(H,22,26)(H2,23,24,25)/t16-,18-,21+/m1/s1/f/h22-23,25H A94A9241404175CF