InChI=1/C23H27NO4/c24-14-8-2-1-3-13-20(22(25)26)23(27)28-15-21-18-11-6-4-9-16(18)17-10-5-7-12-19(17)21/h4-7,9-12,20-21H,1-3,8,13-15,24H2,(H,25,26)/t20-/m1/s1/f/h24H 3E05F4FE1F43B6C3