16497
On the move : A novel PtCl2 - catalyzed tandem 1 , 6 - enyne cyclization / 1 , 2 - acyloxy migration reaction was developed , which was shown to be controlled by substitution effects .
 Chemical: PtCl2; Chemical: 1 , 6 - enyne; Chemical: 1 , 2 - acyloxy
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: PtCl2; Chemical: 1 , 6 - enyne; Chemical: 1 , 2 - acyloxy