7754
When the level of SDC was higher than 0 . 4mM and the lecithin / SDC ratio was lower than 2 : 1 , the mixed micelles caused significant changes in cell viability and proliferation .
 Chemical: SDC; Chemical: SDC
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: SDC; Chemical: SDC