18889
They had excellent oral bioavailability ( 97 . 8 % for GSM - C , ~ 100 % for GSM - D ) and good brain permeability ( free brain to free blood AUC ratio of 0 . 41 and 1 . 10 for GSM - C and GSM - D , respectively ) .
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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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