28403
Here , a new and simple method based on controlled polymerization of 2 - methacryloyloxyethyl phosphorylcholine ( MPC ) on the surface of styrene - block - ( ethylene - co - butylene ) - block - styrene ( SEBS ) is shown .
 Chemical: 2 - methacryloyloxyethyl phosphorylcholine; Chemical: MPC; Chemical: styrene - block - ( ethylene - co - butylene ) - block - styrene; Chemical: SEBS
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: 2 - methacryloyloxyethyl phosphorylcholine; Chemical: MPC; Chemical: styrene - block - ( ethylene - co - butylene ) - block - styrene; Chemical: SEBS