Methyl 3-[(4R,6S)-1,8-dichloro-6-(2,3-dimethoxyphenyl)-4H,6H-pyrrolo[1,2-a][4,1]benzoxazepin-4-yl]propanoate

2-(1-{2-[(4R,6S)-8-chloro-6-(2,3-dimethoxyphenyl)-4H,6H-pyrrolo[1,2-a][4,1]benzoxazepin-4-yl]ethyl}-1H-pyrazol-4-yl)acetonitrile