| abstract |
The present invention relates to formula (I): [Where A is alkyl, alkenyl, aryl, heteroaryl or cycloalkyl, or a group of formula —NR 1 R 2 where R 1 and R 2 are independently hydrogen, alkyl, alkenyl, aryl, heteroaryl or Represents a substituent selected from cycloalkyl, or R 1 and R 2 together with the adjacent nitrogen atom and optionally further heteroatoms form a heterocyclic ring. ; m represents O or an integer of 1; n represents an integer of 1 or 2. ] , Geometric isomers thereof, stereoisomers thereof or diastereomers thereof, or salts thereof, hydrates thereof or solvates thereof. |