InChI=1/C27H26N4O3/c1-3-34-22-13-11-20(12-14-22)25(19-8-5-4-6-9-19)30-24(32)16-23-18(2)29-26(31-27(23)33)21-10-7-15-28-17-21/h4-15,17,25H,3,16H2,1-2H3,(H,30,32)(H,29,31,33)/t25-/m1/s1/f/h30-31H 9B28E0DEDA28AB6E