You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Under IUPAC nomenclature, a molecule named 4-methoxy-N-[(2R)-3-methyl-1-oxo-1-[[4-(4-phenylphenyl)-1,3-thiazol-2-yl]amino]butan-2-yl]benzamide is given. What is its corresponding molecular formula?
user
C28H27N3O3S
assistant