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": ""}
 6f_ 19481           euphorbia portulacoides q      ghn SANDY, GRASSY REGION OF SHRUB           Lu  PORT7ULACOIDES mendoza P7   _7vt DUNES BETWEEN SALINAS EL DIAMANTE & ESTANCIA EL SOSNEADO
{"catalogNumber": "", "order": "", "family": "", "scientificName": "Euphorbia portulacoides", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "portulacoides", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "19481", "verbatimEventDate": "", "habitat": "Sandy, grassy region of shrub", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Mendoza", "county": "", "municipality": "", "locality": "Dunes between Salinas El Diamante & Estancia El Sosneado", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}