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C ( 60 ) flowers obtained from 0 . 01 % CTAB and 0 . 01 % CTAC also exhibit hexagonal structures with cell dimensions of a = 2 . 329 nm and c = 1 . 273 nm , a = 2 . 459 nm and c = 0 . 938 nm , respectively .
 Chemical: C ( 60 ); Chemical: CTAB; Chemical: CTAC
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: C ( 60 ); Chemical: CTAB; Chemical: CTAC