C31232233133313221211113313331333132313331322121111132112323132311211331   >>    C3123223313331322121111331333133313231333132212111113211232313231121133   <<    C31232233133313221211113313331333132313331322121111132112323132311211333   >>      C31232233133313221211113313331333132313331322121111132112323132311211332   >>