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": ""}
nigromarginata w  CYPERACEAE gQ2      JEFF H. RETTIG :_K      York River State Park, along Taskinas Creek Trail near trailhead.   poales o_o     james city Schwein. CE          =+/ 1380564 CAREX NIGROMARGINAA ) `   Uni<ted +States $)X^    : q5Q Virginia  
{"catalogNumber": "1380564", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex nigromarginata", "scientificNameAuthorship": "Schwein.", "genus": "", "subgenus": "", "specificEpithet": "nigromarginata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Jeff H. Rettig", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Virginia", "county": "James City", "municipality": "", "locality": "York River State Park, along Taskinas Creek Trail near trailhead.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}