1346
Risks and benefits of COX - 2 inhibitors vs non - selective NSAIDs : does their cardiovascular risk exceed their gastrointestinal benefit ?
 Chemical: COX - 2 inhibitors
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:
 Chemical: COX - 2 inhibitors