InChI=1S/C31H39N5O5/c1-17(2)26(32-5)30(39)36-27-28(18(3)4)41-21-11-9-19(10-12-21)13-14-33-29(38)23(35-31(27)40)15-20-16-34-22-7-6-8-24(37)25(20)22/h6-14,16-18,23,26-28,32,34,37H,15H2,1-5H3,(H,33,38)(H,35,40)(H,36,39)/b14-13-