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