27552
Tetrathiafulvalene ( TTF ) interacts with thin , few - layer MoS2 material by donating an electron , resulting in the formation of TTF radical cation and n - type doping of MoS2 .
 Chemical: Tetrathiafulvalene; Chemical: TTF; Chemical: MoS2; Chemical: TTF; Chemical: MoS2
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: Tetrathiafulvalene; Chemical: TTF; Chemical: MoS2; Chemical: TTF; Chemical: MoS2