CAS No:N/A ||Chemical Formula:C16H21N7O8S3 ||Molecular Weight:535.565 ||Exact Mass:535.0613||(6R,7S)-7-(2-(((S)-2-amino-2-carboxyethyl)thio)acetamido)-7-methoxy-3-(((1-methyl-1H-tetrazol-5-yl)thio)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid 5-oxide