Find the correct name and condensed molecular formula for the given group of compounds: 
Answer variants:
\(C_2H_{12}O_8\)
Butanoic acid
Methoxy methane
\(C_4H_8O_2\)
\(C_2H_6O\)
1. Ethers
 
Name of the alkyne - Condensed formula
 
-
 
2. Carboxylic acid
 
Name of the alkyne - Condensed formula
 
-