C3213322333133313113313221211113313331333132322333232221121133113221   >>    C321332233313331311331322121111331333133313232233323222112113311322   <<    C3213322333133313113313221211113313331333132322333232221121133113223   >>      C3213322333133313113313221211113313331333132322333232221121133113222   >>