You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
triphenyl-[1,2,4-trichloro-5-(triphenyl-lambda5-phosphanylidene)-1,2,4-triphospholan-3-ylidene]-lambda5-phosphane The above is the IUPAC name of a molecule. Write its molecular formula.
user
C38H30Cl3P5
assistant