C111123313121111121111331333132313331323132322331333131323221311231   >>    C11112331312111112111133133313231333132313232233133313132322131123   <<    C111123313121111121111331333132313331323132322331333131323221311233   >>      C111123313121111121111331333132313331323132322331333131323221311232   >>