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": ""}
1971-06-18 VL.X   fabaceae .Zw4!      18.4529 `w7O      wEC+ Veracruz   tI~J ON MOIS LEAFMOLD, DENSE TROPICAL RAIN FOREST, JUST BELOW SADDLE   2-0 TACANÃ¡; SE OF ROAD BETWEEN CATEMACO AND SONTECOMPAN; SE RIDGE OF VOLCÃ¡N SAN MARTmÃ­N TUXTLA     $A D. Ward  7919 _il  MEXICO 2*p    k@ 1166388   K FABALES    
{"catalogNumber": "1166388", "order": "Fabales", "family": "Fabaceae", "scientificName": "", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "D. Ward", "recordNumber": "7919", "verbatimEventDate": "1971-06-18", "habitat": "On mois leafmold, dense tropical rain forest, just below saddle", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Veracruz", "county": "", "municipality": "", "locality": "Tacan\u00c3\u00a1; SE of road between Catemaco and Sontecompan; SE ridge of Volc\u00c3\u00a1n San Mart\u00c3\u00adn Tuxtla", "decimalLatitude": "18.4529", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}