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 [(2R,4S)-2-[2-(4-chlorophenyl)ethyl]-2-(imidazol-1-ylmethyl)-1,3-dioxolan-4-yl]methoxyalumane ?
user
C16H20AlClN2O3
assistant