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Improvements in impulse control were observed with venlafaxine , a serotonin and noradrenaline re - uptake inhibitor ( SNRI ) but not bupropion ( dopamine and noradrenaline re - uptake inhibitor ) .
 Chemical: venlafaxine; Chemical: serotonin; Chemical: noradrenaline; Chemical: bupropion; Chemical: dopamine; Chemical: noradrenaline
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: venlafaxine; Chemical: serotonin; Chemical: noradrenaline; Chemical: bupropion; Chemical: dopamine; Chemical: noradrenaline