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Here we perform unbiased microsecond dynamics simulations of 11 heparanome oligosaccharides ( 55 microseconds total ) to investigate the effect of sequence on 3D - structure and to underpin a coarse - grained model that is consistent with long - time scale experimentally validated atomic motions in water .
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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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