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": ""}
   (L.) HOCHST. cd  open dunes, intermixed with ammophila breviligulata in sparse vegetation x^e     42.279292< 6)8~o     1279551 $ A   CNC arenarius    v leymus arenarius   1397g /r   ^ ) van buren   (qeY NITED STATES  MICHAEL R. PENSKAR DQ   ` -86.33075|    poaceae  ai^1 ANTON A. REZNICEK
{"catalogNumber": "1279551", "order": "", "family": "Poaceae", "scientificName": "Leymus arenarius", "scientificNameAuthorship": "(L.) Hochst.", "genus": "", "subgenus": "", "specificEpithet": "arenarius", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Anton A. Reznicek", "recordedBy": "Michael R. Penskar", "recordNumber": "1397", "verbatimEventDate": "", "habitat": "open dunes, intermixed with Ammophila breviligulata in sparse vegetation", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Van Buren", "municipality": "", "locality": "", "decimalLatitude": "42.279292", "decimalLongitude": "-86.330751", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}