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 )
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities: O , O ' - bis ( sodium 2 - dodecylcarboxylate ) - p - dibenzenediol, C ( 12 ) phi ( 2 ) C ( 12 ) 
Answer:
 Chemical: O , O ' - bis ( sodium 2 - dodecylcarboxylate ) - p - dibenzenediol; Chemical: C ( 12 ) phi ( 2 ) C ( 12 )