26036
New genetic associations in thiopurine - related bone marrow toxicity among inflammatory bowel disease patients .
 Chemical: thiopurine
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: thiopurine 
Answer:
 Chemical: thiopurine