C31232233133313221211113313331333132313331322121111131133132313223323131   >>    C3123223313331322121111331333133313231333132212111113113313231322332313   <<    C31232233133313221211113313331333132313331322121111131133132313223323133   >>      C31232233133313221211113313331333132313331322121111131133132313223323132   >>