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": ""}
 px7 1939-06-01  . tabasco A. ESPEJO F    ]8 1146073  . Asparagales    -9 1.5462 6U   q.,  MEXICO   P6+E neomar|ca variegata  plL Eizi Matuda  V]`V 3281  B EL CORTADOR; LA PALMA; BALANCAM 17.8398 CvL,   b2D0| NEOMARICA    )P variegata  (M.Martens & Galeoti) Henrich & Goldblatt <T    v balancan   iridaceae $ 
{"catalogNumber": "1146073", "order": "Asparagales", "family": "Iridaceae", "scientificName": "Neomarica variegata", "scientificNameAuthorship": "(M.Martens & Galeotti) Henrich & Goldblatt", "genus": "Neomarica", "subgenus": "", "specificEpithet": "variegata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "A. Espejo", "recordedBy": "Eizi Matuda", "recordNumber": "3281", "verbatimEventDate": "1939-06-01", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Tabasco", "county": "Balancan", "municipality": "", "locality": "El Cortador; La Palma; Balancan", "decimalLatitude": "17.8398", "decimalLongitude": "-91.5462", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}