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": ""}
   1947-11-19 n          QM MALPIGHIALES 1158503 It>    GH s euphorbia    FP Sandy valley near arroyo with Olneya, Hymenoclea, near lava flows Mexico >n       7833 GMk<   =   M.J. HUFT  setiloba qp 
{"catalogNumber": "1158503", "order": "Malpighiales", "family": "", "scientificName": "", "scientificNameAuthorship": "", "genus": "Euphorbia", "subgenus": "", "specificEpithet": "setiloba", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "M.J. Huft", "recordedBy": "", "recordNumber": "7833", "verbatimEventDate": "1947-11-19", "habitat": "Sandy valley near arroyo with Olneya, Hymenoclea, near lava flows", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}