B33113313132313113313223313331311331323131333132322331313331323132313232121   >>    B3311331313231311331322331333131133132313133313232233131333132313231323212   <<    B33113313132313113313223313331311331323131333132322331313331323132313232123   >>      B33113313132313113313223313331311331323131333132322331313331323132313232122   >>