You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Name the molecular formula for the molecule established as cyclopenta-1,3-diene;2,2-dimethylpropylidene(3,3-diphenylprop-2-enyl)phosphane;zirconium using the IUPAC nomenclature.
user
C30H31PZr-4
assistant