B33113313132313113313223313331323133313232212331333132323223311   >>    B3311331313231311331322331333132313331323221233133313232322331   <<    B33113313132313113313223313331323133313232212331333132323223313   >>      B33113313132313113313223313331323133313232212331333132323223312   >>