8365
A new gemini surfactant with a long and rigid spacer , O , O ' - bis ( sodium 2 - dodecylcarboxylate ) - p - dibenzenediol ( referred to as C ( 12 ) phi ( 2 ) C ( 12 ) ) , has been synthesized .
 Chemical: O , O ' - bis ( sodium 2 - dodecylcarboxylate ) - p - dibenzenediol; Chemical: C ( 12 ) phi ( 2 ) C ( 12 )
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: O , O ' - bis ( sodium 2 - dodecylcarboxylate ) - p - dibenzenediol; Chemical: C ( 12 ) phi ( 2 ) C ( 12 )