B33113313132313113313223313331323132313331313232233132322233123221   >>    B3311331313231311331322331333132313231333131323223313232223312322   <<    B33113313132313113313223313331323132313331313232233132322233123223   >>      B33113313132313113313223313331323132313331313232233132322233123222   >>