9597
By combining decisive structural features of CYP11B2 and CYP19 inhibitors into a common template , a series of pyridinylmethyl substituted 1 , 2 , 5 , 6 - tetrahydro - pyrrolo [ 3 , 2 , 1 - ij ] quinolin - 4 - ones were designed and synthesized .
 Chemical: pyridinylmethyl substituted 1 , 2 , 5 , 6 - tetrahydro - pyrrolo [ 3 , 2 , 1 - ij ] quinolin - 4 - ones
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: pyridinylmethyl substituted 1 , 2 , 5 , 6 - tetrahydro - pyrrolo [ 3 , 2 , 1 - ij ] quinolin - 4 - ones