D12121212213231323132323323132322331323132322133313233231323132322111   >>    D1212121221323132313232332313232233132313232213331323323132313232211   <<    D12121212213231323132323323132322331323132322133313233231323132322113   >>      D12121212213231323132323323132322331323132322133313233231323132322112   >>