1918
Newer LAMAs including aclidinium bromide and glycopyrrolate bromide are currently in phase III development for treatment of COPD .
 aclidinium bromide, glycopyrrolate bromide
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Chemical 
Text: {0} 
Answer:
 aclidinium bromide, glycopyrrolate bromide