2-((6-((Ethoxyoxoacetyl)amino)-4-pyrimidinyl)thio)ethyl ethyl ethanedioate 4-Carbethoxy-carbonilamino-6-(beta-carbethoxy-carbonyloxy-ethylthio)-pyrimidine 75274-24-7 Ethanedioic acid, 2-((6-((ethoxyoxoacetyl)amino)-4-pyrimidinyl)thio)ethyl ethyl ester