InChI=1/C23H28N2O3/c1-27-21-13-18-12-19(23(26)20(18)14-22(21)28-2)16-25-10-8-24(9-11-25)15-17-6-4-3-5-7-17/h3-7,13-14,19H,8-12,15-16H2,1-2H3/t19-/m1/s1 DC130DD0ADB61038