A chemical bond where the carbon atoms are directly bonded to each other.
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(methyl 2,3,4-tri-O-acetyl-β-D-glucopyranosyluronate)-4-nitzrophenylmethane
4'-[5-Bromomethyl-3-butyl-1-(2,2,2-trifluoro-ethyl)-1H-pyrazol-4-ylmethyl]-biphenyl-2-carbonitrile
