C111113331333132322331333133313331331121111121133133313332112323131121   >>    C11111333133313232233133313331333133112111112113313331333211232313112   <<    C111113331333132322331333133313331331121111121133133313332112323131123   >>      C111113331333132322331333133313331331121111121133133313332112323131122   >>