Term Name:	erythromycin-[N-methyl-(14)C]
Synonyms:	(14)C-N-methyl-erythromycin, (3R,4S,5S,6R,7R,9R,11R,12R,13S,14R)-14-ethyl-7,12,13-trihydroxy-4-[(2R,4R,5S,6S)-5-hydroxy-4-methoxy-4,6-dimethyloxan-2-yl]oxy-6-[(2S,3R,4S,6R)-3-hydroxy-6-methyl-4-[methyl((1(14)C)methyl)amino]oxan-2-yl]oxy-3,5,7,9,11,13-hexamethyl-oxacyclotetradecane-2,, [(14)C-N-methyl]-erythromycin, [N-methyl-(14)C]-erythromycin, [N-methyl-(14)C]erythromycin, erythromycin N-methyl C-14
Definition:	A (14)C-modified compound that is erythromycin A in which one of the methyl groups of the dimethylnitrilo group has a (14)C label. It is used in a breath test to detect liver cytochrome P450 enzyme (CYP3A4) activity in humans.
Ontology:	ChEBI [CHEBI:145339]  ( EBI )