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": ""}
 = amranthus       _ KAUFMAN  `P) h rudis  contact um herbar>ium I_    amaranthus rudis jDy    L-5D) 1946-10-28  t~x , 52551 United States     9w<c  TEXAS 1207922 9   Amaranthaceae Ar   Caryophyllales *   J.D.5auer VClO   a ? V.L. CORY  
{"catalogNumber": "1207922", "order": "Caryophyllales", "family": "Amaranthaceae", "scientificName": "Amaranthus rudis", "scientificNameAuthorship": "J.D.Sauer", "genus": "Amaranthus", "subgenus": "", "specificEpithet": "rudis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "V.L. Cory", "recordNumber": "52551", "verbatimEventDate": "1946-10-28", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Texas", "county": "Kaufman", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}