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": ""}
  6 Fagaceae  NUEVO LEON H  nee :b Xq     JbY$ Fagales    Eq0 QUERCUS MICROPHYLLA        7ZO marshall c. johnston   j mexico CONTACT UM HERBARIUM tH   <_p microphylla    |6U 1960-09-30  
{"catalogNumber": "", "order": "Fagales", "family": "Fagaceae", "scientificName": "Quercus microphylla", "scientificNameAuthorship": "Nee", "genus": "", "subgenus": "", "specificEpithet": "microphylla", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Marshall C. Johnston", "recordNumber": "", "verbatimEventDate": "1960-09-30", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Nuevo Leon", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}