B33113313132313113313223313331323132322331313113313331313331323132231221   >>    B3311331313231311331322331333132313232233131311331333131333132313223122   <<    B33113313132313113313223313331323132322331313113313331313331323132231223   >>      B33113313132313113313223313331323132322331313113313331313331323132231222   >>