Benzoic acid, 2-(((((6-chloro-3,4-dihydro-4-methyl-3-oxopyrazinyl)amino)carbonyl)amino)sulfonyl)-, methyl ester

Methyl 2-{[(6-chloro-4-methyl-3-oxo-3,4-dihydropyrazin-2-yl)carbamoyl]sulfamoyl}benzoate