1,8-benznaphtiridine derivatives as stereoisomers of racemic mixtures, and salts thereof with metals, nitrogen-containing bases or with acids, and also hydrates thereof, method of preparation thereof, and pharmaceutical composition
FIELD: pharmacology and agriculture, more particularly antibacterial treatment of plants. SUBSTANCE: present invention describes novel 1,8 benzonaphthiridine derivatives. Novel compounds have high antibacterial activity. EFFECT: improved properties of the composition. 5 cl, 1 tbl