20964
Monomethylarsonic acid ( MMA ) and As ( V ) were only detected in the whelk Drupa fiscella and the crab Heteropilumnus ciliatus , respectively .
 Chemical: Monomethylarsonic acid; Chemical: MMA; Chemical: As ( V )
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: Monomethylarsonic acid, MMA, As ( V ) 
Answer:
 Chemical: Monomethylarsonic acid; Chemical: MMA; Chemical: As ( V )