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": ""}
 3375 x=    G.L. Webster & R.L. Wilbur ,A      FORREST GDMg       ,y haloragaceae   MITCHELL S. ALIX, ROBIN W. SCRIBAILO  ?   mississippi c^  Saxifragales -   2D  Proserpinaca pectinata   1950-07-14 .<y   Ty5 LAM. 
{"catalogNumber": "", "order": "Saxifragales", "family": "Haloragaceae", "scientificName": "Proserpinaca pectinata", "scientificNameAuthorship": "Lam.", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Mitchell S. Alix, Robin W. Scribailo", "recordedBy": "G.L. Webster & R.L. Wilbur", "recordNumber": "3375", "verbatimEventDate": "1950-07-14", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Mississippi", "county": "Forrest", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}