C31232233133313221211113313331333131211113313231333132212132231   >>    C3123223313331322121111331333133313121111331323133313221213223   <<    C31232233133313221211113313331333131211113313231333132212132233   >>      C31232233133313221211113313331333131211113313231333132212132232   >>