C31232233133313221211113313331333132313331322121111121111332322222123231   >>    C3123223313331322121111331333133313231333132212111112111133232222212323   <<    C31232233133313221211113313331333132313331322121111121111332322222123233   >>      C31232233133313221211113313331333132313331322121111121111332322222123232   >>