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": ""}
  DENTATA G5EEx  1246420 !88B   )vo NO DATA PROVIDED ON LABEL OF CATALOG NO: 1246420    ( lW  euphorbiaceae    Malpighiales     1 _ 130  g~) euphorbia     ~sT Mark H. Mayfield   II>y! 1922-05-20  ^[ TARRANT  5s A. RUTH  Texas A     .eo IN CULTIVATED GROUNDS 
{"catalogNumber": "1246420", "order": "Malpighiales", "family": "Euphorbiaceae", "scientificName": "", "scientificNameAuthorship": "", "genus": "Euphorbia", "subgenus": "", "specificEpithet": "dentata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Mark H. Mayfield", "recordedBy": "A. Ruth", "recordNumber": "130", "verbatimEventDate": "1922-05-20", "habitat": "In cultivated grounds", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Texas", "county": "Tarrant", "municipality": "", "locality": "no data provided on label of catalog no: 1246420", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}