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": ""}
  Arace4e 1               O 20286      y^k6 LIMESTONE FISSURED RIDGE, LOWER MONTANE RAIN FOREST, QUERCUS, BILLIA, PER9SEA, NECTANDRA, MIRANDACELTIS, TURPINIA AND CALATOLA (AUBL.) ENGL. ()p          < Thomas B. Croat
{"catalogNumber": "", "order": "", "family": "Araceae", "scientificName": "", "scientificNameAuthorship": "(Aubl.) Engl.", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Thomas B. Croat", "recordedBy": "", "recordNumber": "20286", "verbatimEventDate": "", "habitat": "Limestone fissured ridge, lower montane rain Forest, Quercus, Billia, Persea, Nectandra, Mirandaceltis, Turpinia and Calatola", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}