2058
The progression and exacerbations of chronic obstructive pulmonary disease ( COPD ) are intimately associated with tobacco smoke / biomass fuel - induced oxidative and aldehyde / carbonyl stress .
 Chemical: aldehyde; Chemical: carbonyl
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: aldehyde; Chemical: carbonyl