C31232233133313221211113313331333132313331322121111113121331221   >>    C3123223313331322121111331333133313231333132212111111312133122   <<    C31232233133313221211113313331333132313331322121111113121331223   >>      C31232233133313221211113313331333132313331322121111113121331222   >>