C321332233313331311331322121111331333133313112123231212131121111   >>    C32133223331333131133132212111133133313331311212323121213112111   <<    C321332233313331311331322121111331333133313112123231212131121113   >>      C321332233313331311331322121111331333133313112123231212131121112   >>