You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-[(4aR,6S,7R,8R,8aR)-8-hydroxy-2-phenyl-6-phenylmethoxy-4,4a,6,7,8,8a-hexahydropyrano[3,2-d][1,3]dioxin-7-yl]acetamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C22H25NO6
assistant