9697
Synthesis and structure - activity relationships ( SAR ) studies around the 3 , 5 - dimethylphenyl and 4 - methoxyphenyl regions resulted in the identification of a novel series of non - peptidic submicromolar NPBWR1 antagonists based on a 5 - chloro - 4 - ( 4 - alkoxyphenoxy ) - 2 - ( benzyl ) pyridazin - 3 ( 2H ) - one chemotype .
 Chemical: 3 , 5 - dimethylphenyl; Chemical: 4 - methoxyphenyl; Chemical: 5 - chloro - 4 - ( 4 - alkoxyphenoxy ) - 2 - ( benzyl ) pyridazin - 3 ( 2H ) - one
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: 3 , 5 - dimethylphenyl; Chemical: 4 - methoxyphenyl; Chemical: 5 - chloro - 4 - ( 4 - alkoxyphenoxy ) - 2 - ( benzyl ) pyridazin - 3 ( 2H ) - one