p. 2343 - 2352
(2007/10/02)p. 401 - 402
(2007/10/02)1-hydroxy-pyrrolidine-2,5-dione
Benzyl 6α-(methylthio)-6β-(phenoxyacetamido)penicillanate
Benzyl 6α-(cyano)-6β-(phenoxyacetamido)penicillanate
Benzyl 6α-(formamido)-6β-(phenoxyacetamido)penicillanate
Benzyl 6α-(phenyl)-6β-(phenoxyacetamido)penicillanate
Benzyl 6α-(vinyl)-6β-(phenoxyacetamido)penicillanate
Benzyl 6α-(methyl)-6β-(phenoxyacetamido)penicillanate