18147
The EC5s for growth , emergence , and reproduction were 0 . 034 +/- 0 . 006 micro g / g OC , 0 . 016 +/- 0 . 008 micro g / g OC , and 0 . 009 +/- 0 . 008 micro g / g OC , respectively ; the respective EC50s were 1 . 09 +/- 0 . 56 micro g / g OC , 0 . 838 +/- 0 . 077 micro g / g OC , and 0 . 039 +/- 0 . 105 micro g / g OC .
 None
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:  
Answer:
 None