C31321211111333132331211113313331333133313331333133313331333133313132213231   >>    C3132121111133313233121111331333133313331333133313331333133313331313221323   <<    C31321211111333132331211113313331333133313331333133313331333133313132213233   >>      C31321211111333132331211113313331333133313331333133313331333133313132213232   >>