InChI=1/C28H32N4O4/c1-19-9-5-6-10-22(19)32(25(35)17-16-24(34)30-23-11-7-8-18-29-23)26(27(36)31-28(2,3)4)20-12-14-21(33)15-13-20/h5-15,18,26,33H,16-17H2,1-4H3,(H,31,36)(H,29,30,34)/t26-/m0/s1/f/h30-31H 84191D715C1D8E1E