InChI=1/C23H27N3O3/c1-3-29-22(27)20-19(15-24-14-13-17-7-5-4-6-8-17)25-23(28)26-21(20)18-11-9-16(2)10-12-18/h4-12,21,24H,3,13-15H2,1-2H3,(H2,25,26,28)/t21-/m0/s1/f/h25-26H 62570FB2A750448F