C313212111113331323312111133133313331333133313331333133313331322133313133121   >>    C31321211111333132331211113313331333133313331333133313331333132213331313312   <<    C313212111113331323312111133133313331333133313331333133313331322133313133123   >>      C313212111113331323312111133133313331333133313331333133313331322133313133122   >>