InChI=1/C28H34N4O4/c1-27(2)13-19-14-28(3,15-27)16-31(19)17-32-21-9-7-6-8-20(21)24(26(32)34)29-30-25(33)18-10-11-22(35-4)23(12-18)36-5/h6-12,19H,13-17H2,1-5H3,(H,30,33)/p+1/b29-24-/t19-,28-/m0/s1/fC28H35N4O4/h30-31H/q+1 63F179D94184A800