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": ""}
      DY2<_ JERZY RZEDOWSKI  975 ~    SMILACACEAE ]VD  smilax ~   7] -99.4674  SPINOSA 7         _ 25  n@   1954-06-11 SMILAX SPINOSA )   L ] C.L. RYAN & H.A. FLOYED   
{"catalogNumber": "", "order": "", "family": "Smilacaceae", "scientificName": "Smilax spinosa", "scientificNameAuthorship": "", "genus": "Smilax", "subgenus": "", "specificEpithet": "spinosa", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Jerzy Rzedowski", "recordedBy": "C.L. Ryan & H.A. Floyed", "recordNumber": "25", "verbatimEventDate": "1954-06-11", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "-99.4674", "verbatimCoordinates": "", "minimumElevationInMeters": "975", "maximumElevationInMeters": ""}