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": ""}
   HEG james b. mcfarlin portoricense `l_9j    1931-04-08 ,       V(O9l (DESV. EX HAM.) B.F. HAMSEN & WUNDERLIN  4719 )   %  dichanthelium   )4=yi polk   POACEAE e$@ 4   V United States    POALES ckma|    dichanthelium portoricense &]q, 
{"catalogNumber": "", "order": "Poales", "family": "Poaceae", "scientificName": "Dichanthelium portoricense", "scientificNameAuthorship": "(Desv. ex Ham.) B.F. Hansen & Wunderlin", "genus": "Dichanthelium", "subgenus": "", "specificEpithet": "portoricense", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "James B. McFarlin", "recordNumber": "4719", "verbatimEventDate": "1931-04-08", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Polk", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}