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": ""}
1516 Y $:i        H -85.781673 UNITED STATES z     >j - Anton A. Reznicek  q 9 Poales  ) 46.349923   xB  Carex billingsi   billingsii  au   u E CAREX  cyperaceae n0        
{"catalogNumber": "", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex billingsii", "scientificNameAuthorship": "", "genus": "Carex", "subgenus": "", "specificEpithet": "billingsii", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Anton A. Reznicek", "recordedBy": "", "recordNumber": "1516", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "46.349923", "decimalLongitude": "-85.781673", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}