B33113313132313113313223313331323331323331323122113313221131221   >>    B3311331313231311331322331333132333132333132312211331322113122   <<    B33113313132313113313223313331323331323331323122113313221131223   >>      B33113313132313113313223313331323331323331323122113313221131222   >>