p. 1398 - 1401
(2007/10/02)(6R)-7t-amino-3-methyl-8-oxo-(6rH)-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid trimethylsilanyl ester
3-Cyclohexylideneaminooxy-propionic acid ethyl ester
3-cyclohexylideneaminoxypropionic acid
cyclohexanone-oxime
3-deacetyloxy-7-aminocephalosporanic acid