COMPOUNDS ACTIVE AT NOVEL SITE ON RECEPTOR-OPERATED CALCIUM CHANNELS USEFUL FOR TREATMENT OF NEUROLOGICAL DISORDERS AND NEUROPATHY

摘要

PROBLEM TO BE SOLVED: To provide compounds useful for curative treatment of neurodegenerative disease, or useful as a muscle relaxant, an analgesic, or an adjunct in general anesthesia.SOLUTION: The invention provides compounds represented by the specified structure or pharmaceutically acceptable salts thereof. [Each X is OH or OCH3; each R1 is independently C1-C5 lower alkyl; and each R2 is independently H or C1-C5 lower alkyl; where R1 and R2 on the nitrogen atom are identical.]