| 摘要 |
NEW MATERIAL:A compound of formula I or II (R<1>-R<4> are H, alkyl, cyano, alkoxycarbonyl, acyl, aryl, R<1> and R<2> or R<3> and R<4> may link to form a 5-membered ring where the 5-membered ring may contain heteroatoms or fuse with a benzene or naphthalene ring.; R is H, alkyl). EXAMPLE:The compound of III. USE:Psycotherapeutic drug. PREPARATION:For example, intermolecular photoreaction is effected using a phthalimide derivative of formula IV and an olefin of formula V.
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