D331122213231333131333131322331313331323132233132313232123313232211   >>    D33112221323133313133313132233131333132313223313231323212331323221   <<    D331122213231333131333131322331313331323132233132313232123313232213   >>      D331122213231333131333131322331313331323132233132313232123313232212   >>