You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
ethane;formic acid;3-[6-[(4-methylphenyl)carbamoylamino]hexan-2-ylcarbamoylamino]propanoic acid;propanoic acid is the IUPAC name of a molecule. Please give its molecular formula.
user
C24H42N4O8
assistant