InChI=1/C27H32N2O4/c1-18-15-16-21(33-18)17-29(26(32)22-13-9-10-14-23(22)30)24(25(31)28-27(3,4)5)19(2)20-11-7-6-8-12-20/h6-16,19,24,30H,17H2,1-5H3,(H,28,31)/t19-,24+/m1/s1/f/h28H 479A1B25BC2760AE