6354
Structure - effect analyses of various phenolic and bisphenolic compounds revealed that 1 ) a double - alkylated ( R - C ( CH ( 3 ) ) ( 2 ) - R , R - C ( CH ( 3 ) ) ( CH ( 2 ) CH ( 3 ) ) - R ) , or double - trifluoromethylated sp ( 3 ) - hybridized carbon atom between the two aromatic rings and 2 ) the two aromatic moieties in angulated orientation are optimal for BPA ' s effectiveness .
 Chemical: phenolic; Chemical: bisphenolic; Chemical: R - C ( CH ( 3 ) ) ( 2 ) - R; Chemical: R - C ( CH ( 3 ) ) ( CH ( 2 ) CH ( 3 ) ) - R; Chemical: carbon; Chemical: BPA
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: phenolic; Chemical: bisphenolic; Chemical: R - C ( CH ( 3 ) ) ( 2 ) - R; Chemical: R - C ( CH ( 3 ) ) ( CH ( 2 ) CH ( 3 ) ) - R; Chemical: carbon; Chemical: BPA