C31232233133313221211113313331333132313331322121111132112313232311   >>    C3123223313331322121111331333133313231333132212111113211231323231   <<    C31232233133313221211113313331333132313331322121111132112313232313   >>      C31232233133313221211113313331333132313331322121111132112313232312   >>