label: 2-(7-(1-methylimidazolium-3-yl)methyl-9-fluorenone-3-yl)-6-(1-hydroxyethyl)carbapen-2-em-3-carboxylate
label_lc: 2-(7-(1-methylimidazolium-3-yl)methyl-9-fluorenone-3-yl)-6-(1-hydroxyethyl)carbapen-2-em-3-carboxylate