1382
We found that ( i ) gabapentin reduced the activations in the bilateral operculoinsular cortex , independently of the presence of central sensitization ; ( ii ) gabapentin reduced the activation in the brainstem , only during central sensitization ; ( iii ) gabapentin suppressed stimulus - induced deactivations , only during central sensitization ; this effect was more robust than the effect on brain activation .
 Chemical: gabapentin; Chemical: gabapentin; Chemical: gabapentin
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
 Entities: gabapentin, gabapentin, gabapentin 
Answer:
 Chemical: gabapentin; Chemical: gabapentin; Chemical: gabapentin