C3123121111331311213331333131133133313331333133313331333133313331311212323131   >>    C312312111133131121333133313113313331333133313331333133313331333131121232313   <<    C3123121111331311213331333131133133313331333133313331333133313331311212323133   >>      C3123121111331311213331333131133133313331333133313331333133313331311212323132   >>