You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the compound with this IUPAC name [2-[(4-methoxyphenoxy)methyl]-1,3-oxazol-4-yl]-[4-(2H-tetrazol-5-yl)piperidin-1-yl]methanone ?
user
C18H20N6O4
assistant