You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-(4-fluoroanilino)-N-[(2S)-1-morpholin-4-yl-1-oxo-3-phenylpropan-2-yl]-1,3-thiazole-4-carboxamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C23H23FN4O3S
assistant