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": ""}
 s u. s. [southern u. s.] rwC    0* l. dry sterile soil s=b`    Mj ao `1888-07    no daa $La?u     polygalaceae ;0y  verticillata |    E GRPM 50443   POLYGALA h&C   Fabales ,$     GERALDUS MCCARTHY    
{"catalogNumber": "", "order": "Fabales", "family": "Polygalaceae", "scientificName": "", "scientificNameAuthorship": "L.", "genus": "Polygala", "subgenus": "", "specificEpithet": "verticillata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Geraldus McCarthy", "recordNumber": "", "verbatimEventDate": "1888-07", "habitat": "Dry sterile soil", "occurrenceRemarks": "GRPM 50443", "associatedTaxa": "", "country": "", "stateProvince": "no data", "county": "", "municipality": "", "locality": "S. U. S. [Southern U. S.]", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}