1 C62 4-{5-[(z)-(2,4-dioxo-1,3-thiazolidin-5-ylidene)methyl]furan-2-yl}benzenesulfonamide 1.000 2 C85 4-{5-[(z)-(2-imino-4-oxo-1,3-thiazolidin-5-ylidene)methyl]furan-2-yl}benzenesulfonamide 0.917 3 C96 4-{5-[(1z)-1-(2-imino-4-oxo-1,3-thiazolidin-5-ylidene)ethyl]-2-furyl}benzenesulfonamide 0.880 4 C75 4-{5-[(z)-(2-imino-4-oxo-1,3-thiazolidin-5-ylidene)methyl]-2-furyl}-N-methylbenzenesulfonamide 0.808 5 C94 4-{5-[(z)-(2-imino-4-oxo-1,3-thiazolidin-5-ylidene)methyl]furan-2-yl}-2-(trifluoromethyl)benzenesulfonamide 0.786