26677
The present study investigated the effect of salicylic acid ( SA ) on toxic symptoms , lipid peroxidation , reactive oxygen species generation and responses of antioxidative and glyoxalase systems in rice seedlings grown hydroponically under copper ( Cu ) stress for 48 h .
 Chemical: salicylic acid; Chemical: oxygen; Chemical: copper; Chemical: Cu
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: salicylic acid; Chemical: oxygen; Chemical: copper; Chemical: Cu