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": ""}
    1950-08-13 x  contact um herbarium gl  MEXICO :     W. Ernst >yEU    lamourouxia tenuifolia m1n ^  BOONE HALLBERG ;   rA Lamourouxia  ;xEAtenuifolia  1291719 r <  939 e    a OAXACA Oroanchaceae  <v  LAMIALES B4kX    
{"catalogNumber": "1291719", "order": "Lamiales", "family": "Orobanchaceae", "scientificName": "Lamourouxia tenuifolia", "scientificNameAuthorship": "", "genus": "Lamourouxia", "subgenus": "", "specificEpithet": "tenuifolia", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "W. Ernst", "recordedBy": "Boone Hallberg", "recordNumber": "939", "verbatimEventDate": "1950-08-13", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Oaxaca", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}