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": ""}
 y4 1939-08-18  -I 8~ Mexico   2804 )=!U  nuevo leon aR1W=    quercus sartorii @ty    q- 1264359  zm]   DENNIS E. BREEDLOVE   7]8T Fagals  (H,W contact um herbarium FAGACEAE oc|    quercus ~7     sartorii m%P      Zqo Cornelius H. Muller  Liebm. _n2e;  
{"catalogNumber": "1264359", "order": "Fagales", "family": "Fagaceae", "scientificName": "Quercus sartorii", "scientificNameAuthorship": "Liebm.", "genus": "Quercus", "subgenus": "", "specificEpithet": "sartorii", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Dennis E. Breedlove", "recordedBy": "Cornelius H. Muller", "recordNumber": "2804", "verbatimEventDate": "1939-08-18", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Nuevo Leon", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}