InChI=1/C28H26N4O2S/c33-26-17-23(18-31(26)19-24-13-7-8-15-29-24)27(34)32(16-14-21-9-3-1-4-10-21)28-30-25(20-35-28)22-11-5-2-6-12-22/h1-13,15,20,23H,14,16-19H2/t23-/m0/s1 744F18EC21A37F27