InChI=1/C23H21N2O6S/c1-29-19-11-16-12-22(32-21(16)13-20(19)30-2)18(26)5-3-15-7-9-24(10-8-15)14-17-4-6-23(31-17)25(27)28/h4,6-13H,3,5,14H2,1-2H3/q+1 4FD1047263B6AFB9