Term Name:	precorrin-3A
Synonyms:	3,3',3'',3'''-[(7S,8S,12S,13S)-3,8,13,17-tetrakis(carboxymethyl)-8,13,15-trimethyl-7,8,12,13,20,24-hexahydroporphyrin-2,7,12,18-tetrayl]tetrapropanoic acid, Precorrin 3A
Definition:	The intermediate in the biosynthesis of vitamin B12 from uroporphyrinogen III in which three methyl groups have been introduced at positions 2, 7 and 20 of the tetrapyrrole framework.
Ontology:	ChEBI [CHEBI:28307]  ( EBI )