10793
There is a need to find new , more efficient preparations for these triazoles that take into consideration current issues in green chemistry , energy saving and sustainability .
 Chemical: triazoles
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: triazoles 
Answer:
 Chemical: triazoles