26250
4 - Aminoalkoxy substituents provided the most potent derivatives , with the 4 - O ( CH2 ) 3NMe2 analog ( compound 14 ) being identified as displaying the best overall activity in combination with good aqueous solubility ( 25 mg / mL for the hydrochloride salt ) .
 Chemical: 4 - Aminoalkoxy; Chemical: 4 - O ( CH2 ) 3NMe2; Chemical: hydrochloride
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: 4 - Aminoalkoxy; Chemical: 4 - O ( CH2 ) 3NMe2; Chemical: hydrochloride