C31321211111333132331211113313331333133313331333133313331333132322112123311   >>    C3132121111133313233121111331333133313331333133313331333133313232211212331   <<    C31321211111333132331211113313331333133313331333133313331333132322112123313   >>      C31321211111333132331211113313331333133313331333133313331333132322112123312   >>