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": ""}
  4nMt euphorbiaceae         cA [ harley h. bartlett    1930-8-10 +cW5x  M.H. MayfiMeld QU     marmolejo ; vicinity of el marmolejo; el rosarã­o 5A      murray `m*oN   671 eXSf  
{"catalogNumber": "", "order": "", "family": "Euphorbiaceae", "scientificName": "", "scientificNameAuthorship": "Murray", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "M.H. Mayfield", "recordedBy": "Harley H. Bartlett", "recordNumber": "", "verbatimEventDate": "1930-08-10", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "Marmolejo ; vicinity of El Marmolejo; El Rosar\u00c3\u00ado", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "671", "maximumElevationInMeters": ""}