InChI=1/C26H27NO4/c1-15(2)31-26(30)23-16(3)27-21-13-19(17-8-5-4-6-9-17)14-22(29)25(21)24(23)18-10-7-11-20(28)12-18/h4-12,15,19,23-25,28H,3,13-14H2,1-2H3/t19-,23-,24+,25+/m1/s1 A16215357768A748