| abstract |
The present invention relates to compounds of formula (I) (Formula (I)); wherein R 1 denotes either hydrogen or chlorine, R 2 and R 3 denote hydrogen, or where C α and N β are covalently linked to form a fused ring, R 2 and R 3 are absent. The invention further relates to pharmaceutical and veterinary formulations containing these compounds and the use of these compounds in therapy, particularly as antimicrobial and anti-tumour agents. |