Novel compounds of the formula
wherein
R is optionally substituted heteroaryl or
R1 is H or C1-C6 alkyl; and
R2 and R3 are —CH3, —OCH3 or halo;
or a pharmaceutically acceptable salt or solvate thereof, pharmaceutical compositions therefore, and the use of said compounds in the treatment of pain, anxiety, cough, asthma, depression and alcohol abuse are disclosed.
本发明涉及一种新型化合物,其
化学式为:
其中,R是可选取的取代杂环基或R1是H或C1-C6烷基;R2和R3是—
CH3,—O 或卤素;或其药学上可接受的盐或溶剂。本发明还涉及该化合物的制药组合物以及该化合物在治疗疼痛、焦虑、咳嗽、哮喘、抑郁和
酒精滥用方面的用途。