15826
Rearrangement of ClC ( O ) SCN to ClC ( O ) NCS was observed in the neat liquid and under UV - vis irradiation of ClC ( O ) SCN isolated in solid argon .
 Chemical: ClC ( O ) SCN; Chemical: ClC ( O ) NCS; Chemical: ClC ( O ) SCN; Chemical: argon
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: ClC ( O ) SCN; Chemical: ClC ( O ) NCS; Chemical: ClC ( O ) SCN; Chemical: argon