The molecule is a organophosphate oxoanion obtained by deprotonation of the phosphate OH groups of thymidine 3'-monophosphate. Major structure at pH 7.3 (according to Marvin v 6.2.0.). It is a conjugate base of a thymidine 3'-monophosphate.
[(2R,3S,5R)-2-(hydroxymethyl)-5-(5-methyl-2,4-dioxopyrimidin-1-yl)oxolan-3-yl] phosphate