Refactor the unstructured text into a valid JSON dictionary. The key names follow the Darwin Core Archive Standard. If a key lacks content, then insert an empty string. Fill in the following JSON structure as required: {"catalogNumber": "", "order": "", "family": "", "scientificName": "", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}
Region between Piney Point and Milstone l    (O|b ell. poaceae pd   14|8585 M<i   Maryland ;ezu    :   y Panicum amarum   fH 1911-09-03    poales Po    ^C#7` United States  @l  panicum    ~?! 5311  =Ss IVAR TIDESTROM  W!+V# ST. MARY'S     
{"catalogNumber": "1418585", "order": "Poales", "family": "Poaceae", "scientificName": "Panicum amarum", "scientificNameAuthorship": "Ell.", "genus": "Panicum", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Ivar Tidestrom", "recordNumber": "5311", "verbatimEventDate": "1911-09-03", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Maryland", "county": "St. Mary's", "municipality": "", "locality": "Region between Piney Point and Millstone", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}