C31232233133313221211113313331333132313331322121111121133132313331121112211331   >>    C3123223313331322121111331333133313231333132212111112113313231333112111221133   <<    C31232233133313221211113313331333132313331322121111121133132313331121112211333   >>      C31232233133313221211113313331333132313331322121111121133132313331121112211332   >>