23414
Novel Cellulose Polyampholyte - Gold Nanoparticle - Based Colorimetric Competition Assay for the Detection of Cysteine and Mercury ( II ) .
 Chemical: Cysteine; Chemical: Mercury ( II )
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities: Cysteine, Mercury ( II ) 
Answer:
 Chemical: Cysteine; Chemical: Mercury ( II )