Synonyms: 5-Ethyl-4-(2-phenoxyethyl)-2H-1,2,4-triazol-3(4H)-one Hydrochloride;3H-1,2,4-Triazol-3-one,5-ethyl-2,4-dihydro-4-(2-phenoxyethyl)-;5-Ethyl-2,4-dihydro-4-(2-phenoxyethyl)-3H-1,2,4-triazole-3-one (EPT);3-Ethyl-4-(2-phenoxyethyl)-1,2,4-triazolin-5-one;