D112132322331322331311211331323113313233313233313231323133313311211   >>    D11213232233132233131121133132311331323331323331323132313331331121   <<    D112132322331322331311211331323113313233313233313231323133313311213   >>      D112132322331322331311211331323113313233313233313231323133313311212   >>