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": ""}
  dx 1267243 subsp. #d7      &/F 1970-04-18 maquira ?u++    THOMAS B. CROAT %    #? 9786  f,/ CONTACT UM HERBARIUM (Stndl.) C.C.Berg K[  Panama Hw   ~*g> ROSALES   costaricana (|S@     zy|F guianensis  6> c.c. berg  x b  maquira guianensis subsp. costaricana    
{"catalogNumber": "1267243", "order": "Rosales", "family": "", "scientificName": "Maquira guianensis subsp. costaricana", "scientificNameAuthorship": "(Standl.) C.C.Berg", "genus": "Maquira", "subgenus": "", "specificEpithet": "guianensis", "verbatimTaxonRank": "subsp.", "infraspecificEpithet": "costaricana", "identifiedBy": "C.C. Berg", "recordedBy": "Thomas B. Croat", "recordNumber": "9786", "verbatimEventDate": "1970-04-18", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Panama", "stateProvince": "", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}