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": ""}
   u: QUERCUS   tbI; CONTACT UM HERBARIUM  :6[6 1260474  G4N` fagaceae  6 11792   58p) Rogers McVaugh  QUERCUS OBTUSATA G x     $mNN OBTUSATA   !zP5k CORNELIUS H. MULLER   0Zh MEXICO   UE   1 1951-04-04    jalisco /Tv    wm./ fagales
{"catalogNumber": "1260474", "order": "Fagales", "family": "Fagaceae", "scientificName": "Quercus obtusata", "scientificNameAuthorship": "", "genus": "Quercus", "subgenus": "", "specificEpithet": "obtusata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Cornelius H. Muller", "recordedBy": "Rogers McVaugh", "recordNumber": "11792", "verbatimEventDate": "1951-04-04", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Jalisco", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}