| abstract |
Novel compounds are provided that bind FKBP12 or pharmaceutically acceptable salts thereof, as well as novel therapeutic agents useful in the prevention or treatment of alopecia comprising those compounds or pharmaceutically acceptable salts thereof; specifically, compounds represented by formula (1) (See Formula) [wherein R1 represents either the following formula (2) or (3)] (See Formulas) or pharmaceutically acceptable salts thereof are provided. |