| abstract |
(57) Abstract: The present invention provides a compound of the formula (Ia): wherein M represents a molecule for use in treating or diagnosing a condition affecting cartilage; R 1 , R 2 and R 3 represent Represents an alkyl group or R 1 , R 2 and R 3 together with the nitrogen atom they carry form a heterocyclic ring; X is one or several -CH 2 -groups, optionally, a sulfur atom, an oxygen atom, -NR -, - CO -, - CO-NH -, - CO 2 -, - SO- or -SO 2 - is replaced by a group (C 1 -C 6) alkyl Represents a chain; n is 0 or 1; Hal represents a halogen atom]; or formula (Ib): wherein R 4 represents an alkyl group; Hal represents a halogen atom. The compound of Formula (F1) represents a molecule for use in the treatment or diagnosis of a condition affecting cartilage, provided that the nitrogen atom is optionally included in a saturated or unsaturated nitrogen-containing heterocyclic system or It can be included in a double bond. |