You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
[2,3-dimethoxy-5-[5-(3,4,5-trimethoxyphenyl)-1,2-oxazol-4-yl]phenyl] dihydrogen phosphate is the IUPAC name of a molecule. Please give its molecular formula.
user
C20H22NO10P
assistant