21483
Here , we report the integrative assembly of chemically modified graphene ( CMG ) building blocks into hierarchical complex structures with the hybrid composition for high performance flexible pseudocapacitors .
 Chemical: graphene
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: graphene