C31321211111333132331211113313331333133313331333133323213233311   >>    C3132121111133313233121111331333133313331333133313332321323331   <<    C31321211111333132331211113313331333133313331333133323213233313   >>      C31321211111333132331211113313331333133313331333133323213233312   >>