18001
Supramolecular cl . . . h and o . . . h interactions in self - assembled 1 , 5 - dichloroanthraquinone layers on au ( 111 ) .
 Chemical: cl; Chemical: h; Chemical: o; Chemical: h; Chemical: 1 , 5 - dichloroanthraquinone; Chemical: au ( 111 )
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: cl; Chemical: h; Chemical: o; Chemical: h; Chemical: 1 , 5 - dichloroanthraquinone; Chemical: au ( 111 )