C1111233133313231133133313231333133313113313113313231323331333132313112131   >>    C111123313331323113313331323133313331311331311331323132333133313231311213   <<    C1111233133313231133133313231333133313113313113313231323331333132313112133   >>      C1111233133313231133133313231333133313113313113313231323331333132313112132   >>