17753
In order to develop potent and selective focal adhesion kinase ( FAK ) inhibitors , synthetic studies on pyrazolo [ 4 , 3 - c ] [ 2 , 1 ] benzothiazines targeted for the FAK allosteric site were carried out .
 Chemical: pyrazolo [ 4 , 3 - c ] [ 2 , 1 ] benzothiazines
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: pyrazolo [ 4 , 3 - c ] [ 2 , 1 ] benzothiazines