InChI=1/C26H28N4O3/c1-2-20-8-10-22(11-9-20)27-26(31)24-18-23(30(32)33)12-13-25(24)29-16-14-28(15-17-29)19-21-6-4-3-5-7-21/h3-13,18H,2,14-17,19H2,1H3,(H,27,31)/p+1/fC26H29N4O3/h27-28H/q+1 D91A12E0CD7B82A4