10071
The establishment of highly substituted unprecedented 1H - pyrrolo [ 2 , 3 - b ] pyridine derivatizations provided compounds with submicromolar cellular FAK inhibition potential .
 Chemical: 1H - pyrrolo [ 2 , 3 - b ] pyridine
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: 1H - pyrrolo [ 2 , 3 - b ] pyridine