InChI=1S/C27H37NO4/c1-22-14-8-6-7-9-16-23(2)28-27(32)19-11-5-3-4-10-17-24(29)20-26(31)21-25(30)18-13-12-15-22/h3-15,18-19,23-26,29-31H,16-17,20-21H2,1-2H3,(H,28,32)/t23-,24+,25-,26+/m0/s1