C31321211111333132331211113313331333133313331333133313311211113313233313223111   >>    C3132121111133313233121111331333133313331333133313331331121111331323331322311   <<    C31321211111333132331211113313331333133313331333133313311211113313233313223113   >>      C31321211111333132331211113313331333133313331333133313311211113313233313223112   >>