C111123313331323113313331323133313231333131323132313231323132332131   >>    C11112331333132311331333132313331323133313132313231323132313233213   <<    C111123313331323113313331323133313231333131323132313231323132332133   >>      C111123313331323113313331323133313231333131323132313231323132332132   >>