D331322332321323331323223313231121133132313331333132311221123113231   >>    D33132233232132333132322331323112113313231333133313231122112311323   <<    D331322332321323331323223313231121133132313331333132311221123113233   >>      D331322332321323331323223313231121133132313331333132311221123113232   >>