C313212111113331323312111133133313331333133313331333133313331333112331323211311   >>    C31321211111333132331211113313331333133313331333133313331333133311233132321131   <<    C313212111113331323312111133133313331333133313331333133313331333112331323211313   >>      C313212111113331323312111133133313331333133313331333133313331333112331323211312   >>