29263
This latter was obtained by chemical reaction of alpha , beta - poly ( N - 2 - hydroxyethyl ) ( 2 - aminoethylcarbamate ) - DL - aspartamide ( PHEA - EDA ) with polylactic acid ( PLA ) , and subsequent reaction with lactose , obtaining PHEA - EDA - PLA - GAL copolymer .
 Chemical: alpha , beta - poly ( N - 2 - hydroxyethyl ) ( 2 - aminoethylcarbamate ) - DL - aspartamide; Chemical: PHEA - EDA; Chemical: polylactic acid; Chemical: PLA; Chemical: lactose; Chemical: PHEA - EDA - PLA - GAL
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities: alpha , beta - poly ( N - 2 - hydroxyethyl ) ( 2 - aminoethylcarbamate ) - DL - aspartamide, PHEA - EDA, polylactic acid, PLA, lactose, PHEA - EDA - PLA - GAL 
Answer:
 Chemical: alpha , beta - poly ( N - 2 - hydroxyethyl ) ( 2 - aminoethylcarbamate ) - DL - aspartamide; Chemical: PHEA - EDA; Chemical: polylactic acid; Chemical: PLA; Chemical: lactose; Chemical: PHEA - EDA - PLA - GAL