You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule (8-hydroxy-7-methyl-6-oxo-3-propyl-8,8a-dihydro-1H-isochromen-7-yl) 3,5-dichloro-4-hydroxy-2-methoxy-6-methylbenzoate ?
user
C22H24Cl2O7
assistant