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RNApathwaysDB , available online at http : / / iimcb . genesilico . pl / rnapathwaysdb , is an online resource about maturation and decay pathways involving RNA as the substrate .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
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