C31321211113313121133133313331333131133133313113313331322331311233133313223111   >>    C3132121111331312113313331333133313113313331311331333132233131123313331322311   <<    C31321211113313121133133313331333131133133313113313331322331311233133313223113   >>      C31321211113313121133133313331333131133133313113313331322331311233133313223112   >>