D33132233232132333132322331323112113313231333133313113313331311221123232321   >>    D3313223323213233313232233132311211331323133313331311331333131122112323232   <<    D33132233232132333132322331323112113313231333133313113313331311221123232323   >>      D33132233232132333132322331323112113313231333133313113313331311221123232322   >>