InChI=1S/C31H37N3O13/c1-5-15-13(3)28(41)34-21(15)11-19-12(2)17(20(33-19)10-18(32)16(6-8-22(35)36)14(4)29(42)43)7-9-23(37)46-31-26(40)24(38)25(39)27(47-31)30(44)45/h5,10-11,24-27,31,33,38-40H,1,6-9,32H2,2-4H3,(H,34,41)(H,35,36)(H,42,43)(H,44,45)/b16-14+,18-10+,21-11-