17594
Synthesis of novel 2 - amino - 4 - ( 5 ' - substituted 2 ' - phenyl - 1H - indol - 3 ' - yl ) - 6 - aryl - 4H - pyran - 3 - carbonitrile derivatives as antimicrobial and antioxidant agents .
 Chemical: 2 - amino - 4 - ( 5 ' - substituted 2 ' - phenyl - 1H - indol - 3 ' - yl ) - 6 - aryl - 4H - pyran - 3 - carbonitrile
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: 2 - amino - 4 - ( 5 ' - substituted 2 ' - phenyl - 1H - indol - 3 ' - yl ) - 6 - aryl - 4H - pyran - 3 - carbonitrile