InChI=1/C27H27N3O7/c1-18(2)14-23(27(33)37-17-19-8-4-3-5-9-19)29-25(31)22(28-26(32)24-12-7-13-36-24)16-20-10-6-11-21(15-20)30(34)35/h3-13,15-16,18,23H,14,17H2,1-2H3,(H,28,32)(H,29,31)/b22-16+/t23-/m0/s1/f/h28-29H 41D974A679DF4738