Synonyms: 5-Pyrimidinecarboxylicacid,1-[5-(2-amino-2,3-dideoxy-L-erythro-pentonamido)-5-deoxyallofuranuronosyl]-1,2,3,4-tetrahydro-2,4-dioxo-(8CI); 5-Pyrimidinecarboxylic acid,1-[5-[(2-amino-2,3-dideoxy-L-erythro-pentonoyl)amino]-5-deoxyallofuranuronosyl]-1,2,3,4-tetrahydro-2,4-dioxo-