InChI=1S/C29H29N3O7/c1-29(2,3)39-25(34)18-32(23-15-8-7-14-22(23)26(35)19-10-5-4-6-11-19)24(33)17-30-28(38)31-21-13-9-12-20(16-21)27(36)37/h4-16H,17-18H2,1-3H3,(H,36,37)(H2,30,31,38)