{HEAD ~ The composition} comprises {TAIL ~ a plasticizer} and a base polymer, where the base polymer comprises a carboxylic acid, where the composition is soluble in an alkaline solution 
comprises
{ HEAD ~ The composition } comprises { TAIL ~ a plasticizer } and a base polymer , where the base polymer comprises a carboxylic acid , where the composition is soluble in an alkaline solution
HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH