1H-1,2,4-Triazole, 3-(aminosulfonyl)-5((p-ethylureido)phenyl)- 1H-1,2,4-Triazole-3-sulfonamide, 5-(4-(3-ethylureido)phenyl)- 4922-95-6 5-((p-Ethylureido)phenyl)-1H-1,2,4-triazole-3-sulfonamide 5-26-10-00367 (Beilstein Handbook Reference) BRN 3009788