C111123313331323113313331323133313331311331311331323133313121122331   >>    C11112331333132311331333132313331333131133131133132313331312112233   <<    C111123313331323113313331323133313331311331311331323133313121122333   >>      C111123313331323113313331323133313331311331311331323133313121122332   >>