B33113313132313113313223313331323223313132312111133131122112331   >>    B3311331313231311331322331333132322331313231211113313112211233   <<    B33113313132313113313223313331323223313132312111133131122112333   >>      B33113313132313113313223313331323223313132312111133131122112332   >>