You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule 2-[4-[2-[[(3aR,6R,6aS)-2,3,3a,5,6,6a-hexahydrofuro[3,2-b]furan-6-yl]oxy]-6-chloro-1H-imidazo[4,5-b]pyridin-5-yl]phenoxy]-N,N-dimethylethanamine into molecular formula.
user
C22H25ClN4O4
assistant