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Islets labeled with gadolinium ( III ) CAs were visible as hyperintense spots on MR in vitro , but detection in vivo was inconclusive .
 Chemical: gadolinium ( III )
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: gadolinium ( III ) 
Answer:
 Chemical: gadolinium ( III )