50933-06-7 Benzenesulfonamide, 4-amino-N-(3-methoxypyrazinyl)-, mixt. with 5-((3,4,5-trimethoxyphenyl)methyl)-2,4-pyrimidinediamine Kelfiprim Sulfalene + trimethoprim Sulfalene mixture with trimethoprim Sulfalene-trimethoprim mixture Trimed