CEPHALOSPORIN COMPOUNDS, THEIR PHARMACEUTICALLY ACCEPTABLE NONTOXIC SALTS, PHYSIOLOGICALLY HYDROLYZABLE ESTERS, ISOMERS HAVING E-CONFIGURATION OF DOUBLE BOND IN PROPENYL GROUP, SYN-ISOMERS AND OPTICAL ISOMERS AND A METHOD OF THEIR SYNTHESIS
The present invention relates to a cephalosporin compound represented by the following general formula (I) : its pharmaceutically acceptable non-toxic salt, physiologically hydrolyzable ester, hydrate or solvate, or isomers thereof, in which R represents hydrogen or an amino-protecting group, R and...
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