You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance 2-phenoxyethyl (4R)-2,7,7-trimethyl-5-oxo-4-pyridin-4-yl-3,4,6,8-tetrahydroquinoline-3-carboxylate .
user
C26H28N2O4
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