C111123313121111121111331313331333132313331323112331323131133132212121   >>    C11112331312111112111133131333133313231333132311233132313113313221212   <<    C111123313121111121111331313331333132313331323112331323131133132212123   >>      C111123313121111121111331313331333132313331323112331323131133132212122   >>