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": ""}
 muddy place :D  1833-07      EG &4 Robert L. Peter   FAYETTE 1e*K  kentucky YU    `~|Z (L.) ELLIO7T   p6(  United States     em LUDWIGIA PALUSTRIS near lexington  uI   Xir1 s.n.      1508745 F  I  myrtales ?K=  palustris UIT   , b Ludwigia
{"catalogNumber": "1508745", "order": "Myrtales", "family": "", "scientificName": "Ludwigia palustris", "scientificNameAuthorship": "(L.) Elliott", "genus": "Ludwigia", "subgenus": "", "specificEpithet": "palustris", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Robert L. Peter", "recordNumber": "s.n.", "verbatimEventDate": "1833-07", "habitat": "Muddy place", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Kentucky", "county": "Fayette", "municipality": "", "locality": "Near Lexington", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}