C313212111113331323312111133133313331333133313331333133313231333132333112331   >>    C31321211111333132331211113313331333133313331333133313331323133313233311233   <<    C313212111113331323312111133133313331333133313331333133313231333132333112333   >>      C313212111113331323312111133133313331333133313331333133313231333132333112332   >>