C313212111113331323312111133133313331333133313331333133313331333112331311331111   >>    C31321211111333132331211113313331333133313331333133313331333133311233131133111   <<    C313212111113331323312111133133313331333133313331333133313331333112331311331113   >>      C313212111113331323312111133133313331333133313331333133313331333112331311331112   >>