C111123313121111121111331333133313231323132322331333132313111233131   >>    C11112331312111112111133133313331323132313232233133313231311123313   <<    C111123313121111121111331333133313231323132322331333132313111233133   >>      C111123313121111121111331333133313231323132322331333132313111233132   >>