InChI=1/C23H29N3O3/c1-16(2)21(24-22(28)19-14-12-17(3)13-15-19)23(29)26-25-20(27)11-7-10-18-8-5-4-6-9-18/h4-6,8-9,12-16,21H,7,10-11H2,1-3H3,(H,24,28)(H,25,27)(H,26,29)/t21-/m1/s1/f/h24-26H 6E48F25C89B95AA2