851
Their structures were defined as 4 - [ ( 6 - O - ( E ) - caffeoyl ) - beta - D - glucopyranosyl ] vanillic acid ( 1 ) and 3 - O - [ beta - D - apiofurarnosyl - ( 1 - 6 ) - beta - D - glucopyranoxy ] - 6 - hydroxy - p - cymene ( 2 ) on the basis of spectral analysis .
 Chemical: 4 - [ ( 6 - O - ( E ) - caffeoyl ) - beta - D - glucopyranosyl ] vanillic acid; Chemical: 3 - O - [ beta - D - apiofurarnosyl - ( 1 - 6 ) - beta - D - glucopyranoxy ] - 6 - hydroxy - p - cymene
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 - [ ( 6 - O - ( E ) - caffeoyl ) - beta - D - glucopyranosyl ] vanillic acid; Chemical: 3 - O - [ beta - D - apiofurarnosyl - ( 1 - 6 ) - beta - D - glucopyranoxy ] - 6 - hydroxy - p - cymene