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system
Provide the molecular formula for the IUPAC named substance (6R)-7-[[(2R)-2-amino-2-phenylacetyl]amino]-3-[(5-methyl-1,3,4-thiadiazol-2-yl)sulfanylmethyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid .
user
C19H19N5O4S3
assistant