InChI=1/C26H30N4O4/c1-16(2)30-13-22(26(32)29-33)24(14-30)28-25(31)18-8-10-20(11-9-18)34-15-19-12-17(3)27-23-7-5-4-6-21(19)23/h4-12,16,22,24,33H,13-15H2,1-3H3,(H,28,31)(H,29,32)/p+1/t22-,24+/m0/s1/fC26H31N4O4/h28-30H/q+1 4DF972B180E2E04F