SMILES: C1=NC(=O)NC(=C1C=O)N
Description: The molecule is a nucleobase analogue that is cytosine in which the hydrogen at position 5 is replaced by a formyl group. It has a role as a metabolite. It is an aminopyrimidine, a pyrimidone, a nucleobase analogue and a heteroarenecarbaldehyde. It derives from a cytosine.