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": ""}
 1260896       ^ Yh Quercus polymorpha dennis e. breedlove     HF_ FAGALES    Tamaulipas ,38?P   1986-09-02 mnX     JQC 63597  polymorpha ?<     K` schlecht. & cham. MEXICO q   ec) 7 fagaceae  quercus +        contact um herbarium 8 
{"catalogNumber": "1260896", "order": "Fagales", "family": "Fagaceae", "scientificName": "Quercus polymorpha", "scientificNameAuthorship": "Schlecht. & Cham.", "genus": "Quercus", "subgenus": "", "specificEpithet": "polymorpha", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Dennis E. Breedlove", "recordNumber": "63597", "verbatimEventDate": "1986-09-02", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Tamaulipas", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}