14880
Heating these products within the used CuCl flux ( mp = 430 degrees C ) to 450 degrees C for 30 min yields ~ 4 - 12 nm Cu 2 Nb 8 O 2 1 crystalline nanoparticles , and for a heating time of 24 h yields mu m - sized , rod - shaped crystals .
 Chemical: CuCl; Chemical: Cu 2 Nb 8 O 2 1
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: CuCl; Chemical: Cu 2 Nb 8 O 2 1