30282
From these , four chalcone derivatives and one sulfonamide were identified for the first time as competitive inhibitors of YopH with binding affinity in the low micromolar range .
 Chemical: chalcone; Chemical: sulfonamide
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: chalcone, sulfonamide 
Answer:
 Chemical: chalcone; Chemical: sulfonamide