You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named 3-[[di(propan-2-yl)amino]-[1-(9-ethyl-6,8,8-trimethyl-2-oxopyrano[3,2-g]quinoline-3-carbonyl)piperidin-4-yl]oxyphosphanyl]oxypropanenitrile by IUPAC nomenclature, provide its molecular formula.
user
C32H45N4O5P
assistant