C321332233313331311331322121111331333133313112123231212233113221   >>    C32133223331333131133132212111133133313331311212323121223311322   <<    C321332233313331311331322121111331333133313112123231212233113223   >>      C321332233313331311331322121111331333133313112123231212233113222   >>