C313212111133131211331333133313331333133312111133133313331333133313221233131131   >>    C31321211113313121133133313331333133313331211113313331333133313331322123313113   <<    C313212111133131211331333133313331333133312111133133313331333133313221233131133   >>      C313212111133131211331333133313331333133312111133133313331333133313221233131132   >>