C31321211111333132331211113313331333133313331333133313331333132331212311   >>    C3132121111133313233121111331333133313331333133313331333133313233121231   <<    C31321211111333132331211113313331333133313331333133313331333132331212313   >>      C31321211111333132331211113313331333133313331333133313331333132331212312   >>