You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-[(2S,3R)-1-(3,5-difluorophenyl)-4-[(3-ethylphenyl)methylamino]-3-hydroxybutan-2-yl]-3-(1,3-oxazol-2-yl)benzamide;hydrochloride is the IUPAC name of a molecule. Please give its molecular formula.
user
C29H30ClF2N3O3
assistant