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2005-05-10 |
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2005-04-12 |
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2002-11-26 |
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2000-11-07 |
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2000-09-26 |
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2000-08-08 |
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1,7-disubstituted perylene-3,4,9, 10-tetracarboxylic acids, their dianhydrides and diimides of said acids |
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2000-05-16 |
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Substituted quaterrylene tetracarboxylic acid diimides |
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