C111113331333132322331333133313331331121111121133133313121111121111331211331121   >>    C11111333133313232233133313331333133112111112113313331312111112111133121133112   <<    C111113331333132322331333133313331331121111121133133313121111121111331211331123   >>      C111113331333132322331333133313331331121111121133133313121111121111331211331122   >>