InChI=1/C23H28N2O3/c1-3-14-27-18-12-10-17(11-13-18)23(2)24-21-9-5-4-8-20(21)22(26)25(23)16-19-7-6-15-28-19/h4-5,8-13,19,24H,3,6-7,14-16H2,1-2H3/t19-,23+/m1/s1 A9262B10CC4E81EF