You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-[5-[3-(3-fluorophenyl)-1,2-oxazol-5-yl]pentyl]-N,2-dimethyl-3-(methylamino)propanamide;hydrochloride is the IUPAC name of a molecule. Please give its molecular formula.
user
C20H29ClFN3O2
assistant