| 摘要 |
Electrophotosensitive materials having the structure <IMAGE> +TR <IMAGE> wherein: Z1 and Z2 represent a basic type heterocyclic nucleus; Y represents N or a methine carbon C-G1; G1 and G2 may be the same or different and each is H, alkyl, or aryl or taken together complete a mononuclear or fused polynuclear carbocyclic ring; A1 and A2 represent alkyl, aryl, carboxy, alkoxycarbonyl, cyano, nitro or together form a heterocyclic nucleus; R1 and R2 may be the same or different and each may represent H, alkyl, aralkyl or aryl; R3 and R4 represent hydrogen, alkyl, aryl, cyano, or taken together with the atoms to which they are attached represent a 5 to 6 member carbocyclic ring; m and n may be the same or different and may be 0 or 1; p, q and r, which may be the same or different, represent 0, 1 or 2.
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