C31321211111333132331211113313331333133313331333133313331333132323213213231   >>    C3132121111133313233121111331333133313331333133313331333133313232321321323   <<    C31321211111333132331211113313331333133313331333133313331333132323213213233   >>      C31321211111333132331211113313331333133313331333133313331333132323213213232   >>