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": ""}
 3839 d~+           B; zL 1284908 XANTHOPHYSUM   #(    :tB$ poaceae  4 Panicum xanthophysum DRY SANDY EDGE OF RED OAK-RED, WHITE PINE WOODS. NC>z            o%~ 1973-06-16  M a. gray 
{"catalogNumber": "1284908", "order": "", "family": "Poaceae", "scientificName": "Panicum xanthophysum", "scientificNameAuthorship": "A. Gray", "genus": "", "subgenus": "", "specificEpithet": "xanthophysum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "3839", "verbatimEventDate": "1973-06-16", "habitat": "Dry sandy edge of red oak-red, white pine woods.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}