| 摘要 |
A photographic element containing a dye of the structure (I) as a filter dye: <IMAGE> (I) wherein: G is oxygen, substituted nitrogen, or C(CN)2; R1, R1', R2, R2' independently represent H or a substituent, or R1 and R2, R1' and R2' may form a ring; R3 is an alky, aryl, alkyloxy, aryloxy, amino, or heterocyclic, any of which may be substituted or unsubstituted; m is 0, 1, 2 or 3; all of the L together define a methine chain, each L representing a methine any of which may be substituted or unsubstituted; and M+ is a cation.
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