InChI=1/C24H30N2O3/c1-17-8-10-19(11-9-17)20-7-5-6-18(14-20)15-24(21(25)27)16-26(12-13-29-24)22(28)23(2,3)4/h5-11,14H,12-13,15-16H2,1-4H3,(H2,25,27)/t24-/m1/s1/f/h25H2 D971B19DA3D30DDD