InChI=1/C23H27N3O3/c1-4-19-15-26(13-17-11-21(28-3)9-10-22(17)29-19)14-18-12-24-25-23(18)16-5-7-20(27-2)8-6-16/h5-12,18-19H,4,13-15H2,1-3H3/t18-,19+/m0/s1 5D9306F27AA1B2FB