InChI=1/C28H32N2O6/c1-31-23-13-11-21(25(33-3)27(23)35-5)17-29-15-19-7-9-20(10-8-19)16-30-18-22-12-14-24(32-2)28(36-6)26(22)34-4/h7-14,17-18H,15-16H2,1-6H3/p+2/b29-17+,30-18?/fC28H34N2O6/h29-30H/q+2 1558D01B9E4DB863