InChI=1/C20H18N6O4S/c1-10-7-13(8-15-18(21)25-20(22-19(15)27)31-12(3)23-25)11(2)24(10)16-6-5-14(26(28)29)9-17(16)30-4/h5-9,21H,1-4H3/b15-8-,21-18? C39B51AE618C591D