B33113313132313113313223313331323132313331313232233131333133313233313233121121   >>    B3311331313231311331322331333132313231333131323223313133313331323331323312112   <<    B33113313132313113313223313331323132313331313232233131333133313233313233121123   >>      B33113313132313113313223313331323132313331313232233131333133313233313233121122   >>