C1111133313331323223313331333133313112331322121111331311331322333131121   >>    C111113331333132322331333133313331311233132212111133131133132233313112   <<    C1111133313331323223313331333133313112331322121111331311331322333131123   >>      C1111133313331323223313331333133313112331322121111331311331322333131122   >>