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It also induced an increase in the number of NADPH - d - positive cells in the dorsal part of the caudate and accumbens nuclei compared with haloperidol and in the pedunculopontine tegmental nucleus compared with saline .
 Chemical: NADPH; Chemical: haloperidol
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
Answer:
 Chemical: NADPH; Chemical: haloperidol