| 摘要 |
<p>Compounds of general formula (I) (wherein R1 represents an amino group or an organic residue via a nitrogen atom, R2 represents a carboxyl group or a group derived therefrom, R?3, R4, R5, R6, R7, and R8¿ may be the same or different and each represents hydrogen or an organic residue including the case where R?5 or R6, and R7 or R8¿ form a chemical bond, provided that R?3, R4, R5, R6, R7, and R8¿ are not hydrogen at the same time) exhibit an excellent antibacterial effect and can be used as antibacterial agents.</p> |
