X(3872) --> J/psi pi pi pi as a Three-Step Decay
  Rate for the X(3872) --> J/psi pi pi pi decay is studied by assuming that it proceeds as X(3872) --> J/psi omega --> J/psi pi rho --> J/psi pi pi pi. The result is compared with the X(3872) --> J/psi pi pi decay. 
Kunihiko Terasaki
hep-ph