InChI=1S/C27H33NO6/c1-25(2)14-15-26(3,34-16-25)13-12-17-6-11-20-21(22(17)29)27(31,23(33-5)24(30)28-20)18-7-9-19(32-4)10-8-18/h6-13,23,29,31H,14-16H2,1-5H3,(H,28,30)/b13-12+/t23-,26+,27+/m0/s1