11329
The drug concentration in lymph nodes was increased to about 28 times in case of SMPPI ( 1335 +/- 17 . 6 ng / g ) as compared to free drug ( 48 +/- 5 . 8 ng / g ) at 6th hr .
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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:
 None