Flomoxef 3- Side Chain;1-Hydroxyethyl-1H-tetrazole-5-thiol;2-(5-Mercaptotetrazole-1-yl)ethanol;1-(2-HYDROXYETHYL)-5-MERCAPTO-1,2,3,4-TETRAZOLE;1-HYDROXY-5-MERCAPTO-1H-TETRAZOLE;1-Hydroxyethyl-1H-tetrazole-5;1-Hydroxyethyl-5-mercaptotetrazole;5-BENZYLMERCOpen