F331323113313113313123232233132312323132322331313223313231333132333112131   >>    F33132311331311331312323223313231232313232233131322331323133313233311213   <<    F331323113313113313123232233132312323132322331313223313231333132333112133   >>      F331323113313113313123232233132312323132322331313223313231333132333112132   >>