C3213322333133313113313221211113313331333131111331322222212212112131   >>    C321332233313331311331322121111331333133313111133132222221221211213   <<    C3213322333133313113313221211113313331333131111331322222212212112133   >>      C3213322333133313113313221211113313331333131111331322222212212112132   >>