C31321211113313121133133313331333133313331322331333132322231211   >>    C3132121111331312113313331333133313331333132233133313232223121   <<    C31321211113313121133133313331333133313331322331333132322231213   >>      C31321211113313121133133313331333133313331322331333132322231212   >>