InChI=1S/C22H29N3O3/c1-3-27-22(26)19-7-9-20(10-8-19)28-16-4-5-18-12-14-25(15-13-18)21-11-6-17(2)23-24-21/h6-11,18H,3-5,12-16H2,1-2H3