C1111121111331311211331333133313331313331323223313331311331333131133132232311   >>    C111112111133131121133133313331333131333132322331333131133133313113313223231   <<    C1111121111331311211331333133313331313331323223313331311331333131133132232313   >>      C1111121111331311211331333133313331313331323223313331311331333131133132232312   >>