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": ""}
   Y. L. VARGAS-RODRI6UEZ D  sapindales  h t   8F mexicanum    o  acer negundo subsp. mexicanum  D_4 acer     = ? 1965-02-07  7R* Rogers McVaugh          c) subsp.  MEXICO  [*w   
{"catalogNumber": "", "order": "Sapindales", "family": "", "scientificName": "Acer negundo subsp. mexicanum", "scientificNameAuthorship": "", "genus": "Acer", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "subsp.", "infraspecificEpithet": "mexicanum", "identifiedBy": "Y. L. Vargas-Rodriguez", "recordedBy": "Rogers McVaugh", "recordNumber": "", "verbatimEventDate": "1965-02-07", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}