IUPAC:1-{2-[2-amino-5-(carbamoyloxy)-3,4-dihydroxypentanamido]-2-[3,4-dihydroxy-5-(5-methyl-2,4-dioxo-1,2,3,4-tetrahydropyrimidin-1-yl)oxolan-2-yl]acetyl}-3-ethylideneazetidine-2-carboxylic acid
IUPAC:1-{2-[2-amino-5-(carbamoyloxy)-3,4-dihydroxypentanamido]-2-[3,4-dihydroxy-5-(5-methyl-2,4-dioxo-1,2,3,4-tetrahydropyrimidin-1-yl)oxolan-2-yl]acetyl}-3-ethylideneazetidine-2-carboxylic acid