B33113313132313113313223313331323132311211331311331323223313232233131231   >>    B3311331313231311331322331333132313231121133131133132322331323223313123   <<    B33113313132313113313223313331323132311211331311331323223313232233131233   >>      B33113313132313113313223313331323132311211331311331323223313232233131232   >>