C31321211113313121133133313331333133313331333132333131133132213231   >>    C3132121111331312113313331333133313331333133313233313113313221323   <<    C31321211113313121133133313331333133313331333132333131133132213233   >>      C31321211113313121133133313331333133313331333132333131133132213232   >>