C31232233133313221211113313331333132313331322121111121111113321123231   >>    C3123223313331322121111331333133313231333132212111112111111332112323   <<    C31232233133313221211113313331333132313331322121111121111113321123233   >>      C31232233133313221211113313331333132313331322121111121111113321123232   >>