C31321211113313121133133313331333133313331323133313331333133313331133132323121   >>    C3132121111331312113313331333133313331333132313331333133313331333113313232312   <<    C31321211113313121133133313331333133313331323133313331333133313331133132323123   >>      C31321211113313121133133313331333133313331323133313331333133313331133132323122   >>