InChI=1/C33H24N2O3/c1-20(36)21-15-17-22(18-16-21)34-19-33-26-13-7-5-11-24(26)28(25-12-6-8-14-27(25)33)29-30(33)32(38)35(31(29)37)23-9-3-2-4-10-23/h2-19,28-30H,1H3/t28?,29-,30+,33?/m1/s1 600D84A9E0734C8F