9343
Although some results remain controversial , NAC and carbocysteine seem to have beneficial effect in patients not receiving inhaled corticosteroids who suffer from frequent exacerbations .
 Chemical: NAC; Chemical: carbocysteine; Chemical: corticosteroids
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: NAC, carbocysteine, corticosteroids 
Answer:
 Chemical: NAC; Chemical: carbocysteine; Chemical: corticosteroids