p. 1769 - 1776
(2007/10/02)p. 3 - 8
(2007/10/02)(6R,7R)-3-Methyl-5,8-dioxo-7-phenylacetylamino-5λ4-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid 2,2,2-trichloro-ethyl ester
2,2,2-trichloroethyl (1S,3S,5R,6R)-6-phenylacetamido-2,2-dimethylpenam-3-carboxylate, 1-oxide
(2S,6R,7R)-2,2,2-trichloroethyl 2-methoxy-3-methyl-7-phenylacetamidoceph-3-em-4-carboxylate
2,2,2-trichloroethyl 5-methylthiazole-4-carboxylate
2,2,2-trichloroethyl 2-methoxycarbonyl-5-methylthiazole-4-carboxylate
methyl α-methoxy-5-methyl-α-phenylacetamido-4-(2,2,2-trichloroethoxycarbonylthiazol)-2-ylacetate
2,2,2-trichloroethyl 7β-phenylacetamido-3-methyl-3-cephem-4-carboxylate 1R-(α)-oxide