You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
[4-[6-[4-[6-[(3-ethyloxetan-3-yl)methoxy]hexoxy]benzoyl]oxynaphthalene-2-carbonyl]oxy-3-methoxyphenyl] 6-(6-prop-2-enoyloxyhexoxy)naphthalene-2-carboxylate is the IUPAC name of a molecule. Please give its molecular formula.
user
C57H60O13
assistant