C111123313331323113313331331121111331323132322331323131121131211   >>    C11112331333132311331333133112111133132313232233132313112113121   <<    C111123313331323113313331331121111331323132322331323131121131213   >>      C111123313331323113313331331121111331323132322331323131121131212   >>