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These terms define your current search. Click the × to remove a term. 04. Bioactive Capabilities of Specific Chemicals : Ligases [EC:6] > Forming carbon—nitrogen bonds [EC:6.3] × 08. Chemical Category: main group molecular entity [CHEBI:33579] × 133 items, grouped by 05. Industrial Uses (view ungrouped items) food additive [CHEBI:64047] (1)    [CHEBI:16199]   urea               solvent [CHEBI:46787] (1)    [CHEBI:15377]   water