C3213322333133313113313221211113313331333132313332331211221231231   >>    C321332233313331311331322121111331333133313231333233121122123123   <<    C3213322333133313113313221211113313331333132313332331211221231233   >>      C3213322333133313113313221211113313331333132313332331211221231232   >>