C313212111113331323312111133133313331333133313331333133313331333112133313111121   >>    C31321211111333132331211113313331333133313331333133313331333133311213331311112   <<    C313212111113331323312111133133313331333133313331333133313331333112133313111123   >>      C313212111113331323312111133133313331333133313331333133313331333112133313111122   >>