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": ""}
      d1$ AMARANTHACEAE  6xYxe 1208142  R,+ 1931-04-18   dubius &    2t Harley H. Bartlett Peten 3:    H[  amaranthus dubius 12572 <     VP.|r caryophyllales       Guatemala J;Uc 
{"catalogNumber": "1208142", "order": "Caryophyllales", "family": "Amaranthaceae", "scientificName": "Amaranthus dubius", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "dubius", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Harley H. Bartlett", "recordNumber": "12572", "verbatimEventDate": "1931-04-18", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Guatemala", "stateProvince": "Peten", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}