D33121212113313223313132322331323331323331322331323133313331313231331121221   >>    D3312121211331322331313232233132333132333132233132313331333131323133112122   <<    D33121212113313223313132322331323331323331322331323133313331313231331121223   >>      D33121212113313223313132322331323331323331322331323133313331313231331121222   >>