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": ""}
1960-09-28 I   nm4 pallens   5798 d    5 1iH CASAS   fabaceae eu1          #D TAMAULIPAS    EvV3  subida de palmas; 16 mi e of casas in the northern foothil|s of the sierra de tamaulipas  <0[r mexico     l%&u 23.5691  
{"catalogNumber": "", "order": "", "family": "Fabaceae", "scientificName": "", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "pallens", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "5798", "verbatimEventDate": "1960-09-28", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Tamaulipas", "county": "Casas", "municipality": "", "locality": "Subida de Palmas; 16 mi E of Casas in the northern foothills of the Sierra de Tamaulipas", "decimalLatitude": "23.5691", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}