14878
A hydrothermal reaction of HNbO 3 and LiOH . H 2 O in PEG200 and water at ~ 180 degrees C yields ~ 15 - 40 nm Li 3 NbO 4 particles .
 Chemical: HNbO 3; Chemical: LiOH . H 2 O; Chemical: PEG200; Chemical: Li 3 NbO 4
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: HNbO 3; Chemical: LiOH . H 2 O; Chemical: PEG200; Chemical: Li 3 NbO 4