B33113313132313113313223313331323133313231333132333133313232213111221   >>    B3311331313231311331322331333132313331323133313233313331323221311122   <<    B33113313132313113313223313331323133313231333132333133313232213111223   >>      B33113313132313113313223313331323133313231333132333133313232213111222   >>