D112132322331322331311211331323113313233313233313231323133322111   >>    D11213232233132233131121133132311331323331323331323132313332211   <<    D112132322331322331311211331323113313233313233313231323133322113   >>      D112132322331322331311211331323113313233313233313231323133322112   >>