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Pomalidomide ( Pomalyst ( (R) ) ) is a small molecule analogue of thalidomide under development with Celgene Corporation for the oral treatment of haematological and connective tissue diseases .
 Chemical: Pomalidomide; Chemical: Pomalyst; Chemical: thalidomide
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: Pomalidomide, Pomalyst, thalidomide 
Answer:
 Chemical: Pomalidomide; Chemical: Pomalyst; Chemical: thalidomide