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": ""}
 Chapm. : $T1   EUPHORBIACEAE N`ij    Xa <  1645476      f AQUATIGA UNITED STATES [   =% 1948-07-06 ABOUT 7 MI. N. OF LEESBURG _R  ARTHUR CRONQUIST Y 9#/        88 54r39       &$_ Stillingia Georgia  n5  
{"catalogNumber": "1645476", "order": "", "family": "Euphorbiaceae", "scientificName": "", "scientificNameAuthorship": "Chapm.", "genus": "Stillingia", "subgenus": "", "specificEpithet": "aquatica", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Arthur Cronquist", "recordNumber": "5439", "verbatimEventDate": "1948-07-06", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Georgia", "county": "", "municipality": "", "locality": "about 7 mi. N. of Leesburg", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}