3568
Because salicylates have been reported to augment the stimulatory effects of caffeine on the CNS , attention was focused on the possibility that the presence of acetaminophen ( 52 micrograms / mL ) reduced the CNS toxicity of caffeine .
 Chemical: caffeine; Chemical: acetaminophen; Disease: toxicity; Chemical: caffeine
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
 Entities: caffeine, acetaminophen, toxicity, caffeine 
Answer:
 Chemical: caffeine; Chemical: acetaminophen; Disease: toxicity; Chemical: caffeine