You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Under IUPAC nomenclature, a molecule named 5-[[2-(chloromethyl)-4-ethoxybenzimidazol-1-yl]methyl]-3-methyl-1,2,4-oxadiazole is given. What is its corresponding molecular formula?
user
C14H15ClN4O2
assistant