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Here , we report that self - assembled monolayers of 10 , 12 - pentacosadiynoic acid ( PCDA ) on epitaxial graphene can be used to template the reaction and directed growth of atomic layer deposited ( ALD ) oxide nanostructures with sub - 10 nm lateral resolution .
 Chemical: 10 , 12 - pentacosadiynoic acid; Chemical: PCDA; Chemical: graphene; Chemical: oxide
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: 10 , 12 - pentacosadiynoic acid; Chemical: PCDA; Chemical: graphene; Chemical: oxide