The molecule is a methyluridine that consists of uridine bearing two methyl substituents located at position C-5 on the uracil ring and position O-2' on the ribose ring.
1-[(2R,3R,4R,5R)-4-hydroxy-5-(hydroxymethyl)-3-methoxyoxolan-2-yl]-5-methylpyrimidine-2,4-dione