InChI=1/C24H22N4O4S/c1-16-22(23(29)32-2)21(17-7-6-10-20(13-17)28(30)31)14-18(26-16)15-33-24-25-11-12-27(24)19-8-4-3-5-9-19/h3-13,15,21-22H,14H2,1-2H3/b18-15-/t21-,22+/m1/s1 882E73E1AE674D19