You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
4-[(6S,7S,8R)-8-(4-methoxyphenyl)-7-methyl-7,8-dihydro-6H-[1,3]dioxolo[4,5-g]chromen-6-yl]morpholine is the IUPAC name of a molecule. Please give its molecular formula.
user
C22H25NO5
assistant