5-Oxyacetic acid 5'-ump 76343-23-2 Acetic acid, ((1,2,3,4-tetrahydro-2,4-dioxo-1-(5-O-phosphono-beta-D-ribofuranosyl)-5-pyrimidinyl)oxy)-, (8S-(8alpha,8(R*),10alpha))- Uridine-5-oxyacetic acid 5'-monophosphate