InChI=1S/C28H38N8O5/c29-27(30)35-13-3-1-11-33-22(39)10-5-17-15-20-23(26(40)34-12-2-4-14-36-28(31)32)24(41-25(20)21(38)16-17)18-6-8-19(37)9-7-18/h5-10,15-16,23-24,37-38H,1-4,11-14H2,(H,33,39)(H,34,40)(H4,29,30,35)(H4,31,32,36)/b10-5-