24702
METHODS : Effects of chronic venlafaxine were evaluated at different levels of 5 - HT1B receptor by using receptor autoradiography , [ ( 35 ) S ] GTP gamma S binding , and the regulation of body temperature induced by selective 5 - HT1B agonist .
 Chemical: venlafaxine; Chemical: [ ( 35 ) S ] GTP gamma S
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: [ ( 35 ) S ] GTP gamma S