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The following three components were newly created for this assay system : ( i ) a single - chain probe exerting a 7 . 2 - times stronger optical intensity than conventional ones , ( ii ) a high throughput assay device uniquely designed for the assay system with ca . one - fourth smaller standard deviation ( SD ) to samples than without the device , ( iii ) a buffer cocktail optimized for the assay system .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
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