You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named (Z)-2-[[6-[[(2-methylpropan-2-yl)oxycarbonylamino]methyl]-4-phenylpyridine-2-carbonyl]amino]but-2-enoic acid by IUPAC nomenclature, provide its molecular formula.
user
C22H25N3O5
assistant