D12121212213231323132323323132322331323132322133313232211233231   >>    D1212121221323132313232332313232233132313232213331323221123323   <<    D12121212213231323132323323132322331323132322133313232211233233   >>      D12121212213231323132323323132322331323132322133313232211233232   >>