C111113331333132322331333133313331331121111121133132313133313231121221   >>    C11111333133313232233133313331333133112111112113313231313331323112122   <<    C111113331333132322331333133313331331121111121133132313133313231121223   >>      C111113331333132322331333133313331331121111121133132313133313231121222   >>