1-(Bis-(2-chloraethyl)-sulfamyl)-3,5-dimethylpyrazol [German] 1-Pyrazolesulfonamide, N,N-bis(2-chloroethyl)-3,5-dimethyl- 90722-75-1 BRN 0669292 Pyrazole, 1-(N,N-bis(2-chloroethyl)sulfamoyl)-3,5-dimethyl- Pyrazole, 3,5-dimethyl-1-(N,N-bis(2-chloroethyl)sulfamoyl)-