17082
( S ) - 3 - ( Aminomethyl ) - 7 - ( 3 - hydroxypropoxy ) - 1 - hydroxy - 1 , 3 - dihydro - 2 , 1 - benzoxaborole ( GSK2251052 ) is a novel boron - containing antibiotic that inhibits bacterial leucyl tRNA synthetase , and that has been in development for the treatment of serious Gram - negative infections .
 Chemical: ( S ) - 3 - ( Aminomethyl ) - 7 - ( 3 - hydroxypropoxy ) - 1 - hydroxy - 1 , 3 - dihydro - 2 , 1 - benzoxaborole; Chemical: GSK2251052; Chemical: boron; Chemical: leucyl
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: ( S ) - 3 - ( Aminomethyl ) - 7 - ( 3 - hydroxypropoxy ) - 1 - hydroxy - 1 , 3 - dihydro - 2 , 1 - benzoxaborole; Chemical: GSK2251052; Chemical: boron; Chemical: leucyl