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system
Provide the molecular formula for the IUPAC named substance (7R)-3-[[4-(2-aminoethylsulfanylmethyl)-2-chloro-1,3-thiazol-5-yl]sulfanyl]-7-[[(2Z)-2-(6-aminopyridin-2-yl)-2-hydroxyiminoacetyl]amino]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid .
user
C20H20ClN7O5S4
assistant