12101
An aqueous self - assembled micellar system ( sodium dodecyl sulfate , SDS , decorated with various adhesive sites , cryptand Kryptofix 222 and crown ether 18 - Crown - 6 molecules ) has been investigated by dynamic light scattering ( DLS ) and small angle x - ray scattering ( SAXS ) to have insights into the micellar structure , the micellar interactions , and the aggregation properties of the system .
 Chemical: sodium dodecyl sulfate; Chemical: SDS; Chemical: cryptand; Chemical: Kryptofix 222; Chemical: crown ether; Chemical: 18 - Crown - 6
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: sodium dodecyl sulfate; Chemical: SDS; Chemical: cryptand; Chemical: Kryptofix 222; Chemical: crown ether; Chemical: 18 - Crown - 6