| abstract |
The present invention provides a compound of formula (I): (see formula I) wherein: • R1 is a group selected from -CH2OH, -NH (CO) H and • R2 is a hydrogen atom; or • R1 together with R2 form the group -NH-C (O) -CH = CH-, where the nitrogen atom is attached to the carbon atom of the phenyl ring to which R1 is attached and the carbon atom is attached to the carbon atom of the phenyl ring to which R2 • R3a and R3b are attached are independently selected from the group consisting of hydrogen atoms and C1-4 alkyl groups, • n represents an integer from 1 to 3; • Ad represents a 1-adamantyl or 2-adamantyl group, or one of its pharmaceutically acceptable salts or solvates or stereoisomers. |