18280
Reversible addition - fragmentation chain transfer ( RAFT ) polymerization was used to synthesize two various sized water - soluble block copolymer of oligoethylene glycol methylether methacylate and methyl acrylic acid ( POEGMEMA35 - b - PMAA200 and POEGMEMA26 - b - PMAA90 ) .
 Chemical: oligoethylene glycol methylether methacylate; Chemical: methyl acrylic acid; Chemical: POEGMEMA35 - b - PMAA200; Chemical: POEGMEMA26 - b - PMAA90
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: oligoethylene glycol methylether methacylate; Chemical: methyl acrylic acid; Chemical: POEGMEMA35 - b - PMAA200; Chemical: POEGMEMA26 - b - PMAA90