6874
Results of Kaplan - Meier survival analysis indicated that 3 . 0 ppt --> 3 . 0 ppt shrimp were more sensitive to Cd ( 2 + ) than any other group ( p < 0 . 0001 ) .
 Chemical: Cd ( 2 + )
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: Cd ( 2 + )