SMILES: C1=CN(C(=O)NC1=S)[C@H]2[C@@H]([C@@H]([C@H](O2)CO)O)O
Description: The molecule is a thiouridine in which the oxygen replaced by sulfur is that at C-4. It has a role as an affinity label and an antimetabolite. It is a thiouridine and a nucleoside analogue.