30518
The involvement of the various DA receptor subtypes in the motor effects of N / OFQ and NOP receptor antagonists was evaluated pharmacologically , using D1 / D5 ( SCH23390 ) , D2 / D3 ( raclopride , amisulpride ) and D3 ( S33084 ) receptor antagonists , and by using D2 receptor knockout mice .
 Chemical: SCH23390; Chemical: raclopride; Chemical: amisulpride; Chemical: S33084
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities: SCH23390, raclopride, amisulpride, S33084 
Answer:
 Chemical: SCH23390; Chemical: raclopride; Chemical: amisulpride; Chemical: S33084