D112132322331322331311211331323113313233313233313231323133313331333132311111   >>    D11213232233132233131121133132311331323331323331323132313331333133313231111   <<    D112132322331322331311211331323113313233313233313231323133313331333132311113   >>      D112132322331322331311211331323113313233313233313231323133313331333132311112   >>