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": ""}
   RUTH B. (ALFORD) MACFARLANE 3 hVu     _Zh6 1985-04-28  !I7 4671   HQxe sapindaceae   "20-FT TREE, 8-IN DBH; BARK LT GRAY, VERTICALLY FURROWED. STAMINATE FLS PALE GRN W BRN OR PURPLE ANTHERS. COMMON." r  acer veP.              
{"catalogNumber": "", "order": "", "family": "Sapindaceae", "scientificName": "", "scientificNameAuthorship": "", "genus": "Acer", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Ruth B. (Alford) MacFarlane", "recordNumber": "4671", "verbatimEventDate": "1985-04-28", "habitat": "", "occurrenceRemarks": "\"20-ft tree, 8-in DBH; bark lt gray, vertically furrowed. Staminate fls pale grn w/ brn or purple anthers. Common.\"", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}