InChI=1S/C30H39N3O8/c1-16(2)14-22(34)28(37)33-24-26(17(3)4)41-20-12-10-19(11-13-20)25(35)23(30(39)40)32-27(36)21(31-29(24)38)15-18-8-6-5-7-9-18/h5-13,16-17,21-26,34-35H,14-15H2,1-4H3,(H,31,38)(H,32,36)(H,33,37)(H,39,40)