InChI=1S/C22H23N3O3/c1-28-12-11-24-17-13-14(9-10-15(17)22(23)27)25-18-6-3-2-5-16(18)21-19(25)7-4-8-20(21)26/h2-3,5-6,9-10,13,24H,4,7-8,11-12H2,1H3,(H2,23,27)