InChI=1/C23H20N2O3S/c1-15-8-11-18(12-9-15)29(27,28)25-22-21(17-6-4-3-5-7-17)19-14-16(2)10-13-20(19)24-23(22)26/h3-14,22,25H,1-2H3/p+1/t22-/m1/s1/fC23H21N2O3S/h24H/q+1 F1264807309C2004