C111123313121111121111331333132313331323132322331323223311233121   >>    C11112331312111112111133133313231333132313232233132322331123312   <<    C111123313121111121111331333132313331323132322331323223311233123   >>      C111123313121111121111331333132313331323132322331323223311233122   >>