InChI=1S/C26H35N3O7/c1-36-24-15-18(5-8-20(24)30)6-9-25(34)28-13-3-2-11-27-12-4-14-29-26(35)10-7-19-16-22(32)23(33)17-21(19)31/h5,7-8,10,15-17,27,30-33H,2-4,6,9,11-14H2,1H3,(H,28,34)(H,29,35)/b10-7+