InChI=1/C21H27N3O3/c1-21(2)12-18(25)17(19(26)13-21)14-22-16-6-4-5-15(11-16)20(27)24-9-7-23(3)8-10-24/h4-6,11,14,25H,7-10,12-13H2,1-3H3/p-1/fC21H26N3O3/h25h/q-1 F1AC939388CAE471