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": ""}
3868 KxQHv    + -|09.552  4>  s. white  >_ FABACEAE        O^)0 1941-08-09 30.9695 T    &mE MEXICO  975 J   &tZ FABALES  j VACHELLIA  #|N (benth.) seigler & ebinger   ls VACHELLIA CONSTRICTA    |)+3I constricta   
{"catalogNumber": "", "order": "Fabales", "family": "Fabaceae", "scientificName": "Vachellia constricta", "scientificNameAuthorship": "(Benth.) Seigler & Ebinger ", "genus": "Vachellia", "subgenus": "", "specificEpithet": "constricta", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "S. White", "recordNumber": "3868", "verbatimEventDate": "1941-08-09", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "30.9695", "decimalLongitude": "-109.552", "verbatimCoordinates": "", "minimumElevationInMeters": "975", "maximumElevationInMeters": ""}