1-Ethyl-N-sulfanilylcytosine 17784-12-2 Benzenesulfonamide, 4-amino-N-(1-ethyl-1,2-dihydro-2-oxo-4-pyrimidinyl)- CI-636 Cl 636 N(sup1)-(1-Ethyl-1,2-dihydro-2-oxo-4-pyrimidinyl)sulfanilamide N-Sulfanilyl-l-ethylcytosine NSC356717 Renoquid Sulfacytine Sulfanilamide, N1-(1-ethyl-1,2-dihydro-2-oxo-4-pyrimidinyl)-