C111113331333132322331333133313331331121111121133132213231323121   >>    C11111333133313232233133313331333133112111112113313221323132312   <<    C111113331333132322331333133313331331121111121133132213231323123   >>      C111113331333132322331333133313331331121111121133132213231323122   >>