label: ETHYL 2-((((2R,3S,5R)-5-(5-(2-CHLOROETHYL)-2,4-DIOXO-1,2,3,4-TETRAHYDROPYRIMIDIN-1-YL)-3-HYDROXYOXOLAN-2-YL)METHOXY)(METHOXY)PHOSPHORYL)ACETATE
label_lc: ethyl 2-((((2r,3s,5r)-5-(5-(2-chloroethyl)-2,4-dioxo-1,2,3,4-tetrahydropyrimidin-1-yl)-3-hydroxyoxolan-2-yl)methoxy)(methoxy)phosphoryl)acetate