Patent ID: 7750101

Claim:
A polycyclic alcohol comprising a cyano group and a lactone skeleton, represented by following Formula (2): wherein R 1 s are substituents bound to a ring and each represent a halogen atom, an alkyl group having one to six carbon atoms which may have a halogen atom, a hydroxyalkyl group having one to six carbon atoms whose hydroxyl moiety may be protected by a protecting group and which may have a halogen atom, a carboxyl group which may form a salt, or a substituted oxycarbonyl group; “A” represents nonbonding or a methylene group; “m” is the number of R 1 s and represents an integer of 0 to 8; “n” is the number of cyano groups (CN) bound to the ring and represents an integer of 1 to 9; and “OH” may have either of an endo conformation and an exo conformation.