InChI=1/C27H31NO4/c1-18(2)32-25-17-23(13-14-24(25)27(30)31)21-11-9-20(10-12-21)15-16-28-19(3)26(29)22-7-5-4-6-8-22/h4-14,17-19,26,28-29H,15-16H2,1-3H3,(H,30,31)/t19-,26-/m0/s1/f/h28H 254FF249F6C30E4D