2-methyl-3-sulfanylidene-1,2,4-triazinane-5,6-dione; Thiotriazinone; Tetrahydro-2-methyl-3-thioxo-1,2,4-triazine-5,6-dione; Ro 11-8390; 2-Methyl-5,6-dioxo-1,2,5,6-tetrahydro-1,2,4-triazine-3-thiol; Ceftriaxone triazine analog; 3-Mercapto-2-methyl-1,2-dihydro-1,2,4-triazine-5,6-dione (USP)