10598
A crystal structure in complex with the WNV protease was determined for one of the most potent inhibitors , 3 , 4 - dichlorophenylacetyl - Lys - Lys - GCMA ( K ( i ) = 0 . 13 mu M ) .
 Chemical: 3 , 4 - dichlorophenylacetyl - Lys - Lys - GCMA
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
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Answer:
 Chemical: 3 , 4 - dichlorophenylacetyl - Lys - Lys - GCMA