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": ""}
     hance 7&2  F-3255 p 4   CAUDATA 0  1986-05-13 W+ah;   i c CONTACT UM HERBARIUM ANTONIO SALINAS T. ,:   R62 CELTIS CAUDATA 1265644 k 8   k<x7 rosales       Q CANNABACEAE       :u mexico
{"catalogNumber": "1265644", "order": "Rosales", "family": "Cannabaceae", "scientificName": "Celtis caudata", "scientificNameAuthorship": "Hance", "genus": "", "subgenus": "", "specificEpithet": "caudata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Antonio Salinas T.", "recordNumber": "F-3255", "verbatimEventDate": "1986-05-13", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}