C31321211111333132331211113313331333133313121211111323221223311   >>    C3132121111133313233121111331333133313331312121111132322122331   <<    C31321211111333132331211113313331333133313121211111323221223313   >>      C31321211111333132331211113313331333133313121211111323221223312   >>