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": ""}
 Nuevo Leon <Dg;    J6Nm` hedeoma palmeri v4r palmeri    var. 3;      PALMERI  ,6HW   O]  1992-10-12 hedeoma e    AQdq palmeri  bPhI Lamiaceae      ,&L 1221039  DATE IS AMBIGUOUS - "92/10/12" :    
{"catalogNumber": "1221039", "order": "", "family": "Lamiaceae", "scientificName": "Hedeoma palmeri var. palmeri", "scientificNameAuthorship": "", "genus": "Hedeoma", "subgenus": "", "specificEpithet": "palmeri", "verbatimTaxonRank": "var.", "infraspecificEpithet": "palmeri", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "1992-10-12", "habitat": "", "occurrenceRemarks": "Date is ambiguous - \"92/10/12\"", "associatedTaxa": "", "country": "", "stateProvince": "Nuevo Leon", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}