You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named [(1S)-1-[(1R,8S,9R,10R)-10-[(1R)-1-diphenylphosphanylethyl]-11-oxatricyclo[6.2.1.02,7]undeca-2,4,6-trien-9-yl]ethyl]-diphenylphosphane by IUPAC nomenclature, provide its molecular formula.
user
C38H36OP2
assistant