label: (2S,5R,6R)-6-({(6S)-6-[(Ammonioacetyl)amino]-6-carboxylatohexanoyl}amino)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate
label_lc: (2s,5r,6r)-6-({(6s)-6-[(ammonioacetyl)amino]-6-carboxylatohexanoyl}amino)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate