B33113313132313113313223313331311331333131113331333133313233313232233131132321   >>    B3311331313231311331322331333131133133313111333133313331323331323223313113232   <<    B33113313132313113313223313331311331333131113331333133313233313232233131132323   >>      B33113313132313113313223313331311331333131113331333133313233313232233131132322   >>