t-Butyl (5-Nitro-1-methyl-uracilyl)acetate
3-methyluric acid
5-benzylsulfonylamino-1-methyl-3-uracilylacetyl-Ng-nitro-L-argininal ethyl cyclol
N-((S)-1-Carbamimidoyl-2-ethoxy-piperidin-3-yl)-2-(3-methyl-2,6-dioxo-5-phenylmethanesulfonylamino-3,6-dihydro-2H-pyrimidin-1-yl)-acetamide
ethyl 5-(benzylsulfonylamino-1-methyl-uracilyl)acetate