1693
Five cases of encephalitis following treatment with diethylcarbamazine ( DEC ) were observed in Congolese patients with Loa loa filariasis .
 Disease: encephalitis; Chemical: diethylcarbamazine; Chemical: DEC; Disease: filariasis
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
Answer:
 Disease: encephalitis; Chemical: diethylcarbamazine; Chemical: DEC; Disease: filariasis