Synonyms: 3H-1,2,4-Triazol-3-one, 4-(2,3-dihydro-1,4-benzodioxin-6-yl)-2,4-dihydro-5-[(5-nitro-2-thiazolyl)thio]-;4-(2,3-dihydro-1,4-benzodioxin-6-yl)-3-[(5-nitro-1,3-thiazol-2-yl)sulfanyl]-4,5-dihydro-1H-1,2,4-triazol-5-one;4-(2,3-Dihydro-1,4-benzodioxin-6-yl)-5-[(5-nitro-1,3-thiazol-2-yl)sulfanyl]-2,4-dihydro-3H-1,2,4-triazol-3-one