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": ""}
  ,D 1264460  A 2316  ,4 _N SEGOVIENSIS Fagaceae 21!  QUERCUS /   quercus segoviensis T,     FAGALES n     J6 MARGERY C. CARLSON     dbO  Mexico  H[] chiapas   Liebm. @ q ~  CONTACT UM HERBARIUM +a  1952-01-18 dU;   
{"catalogNumber": "1264460", "order": "Fagales", "family": "Fagaceae", "scientificName": "Quercus segoviensis", "scientificNameAuthorship": "Liebm.", "genus": "Quercus", "subgenus": "", "specificEpithet": "segoviensis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Margery C. Carlson", "recordNumber": "2316", "verbatimEventDate": "1952-01-18", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Chiapas", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}