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": ""}
QUERCUS x R l    MXICO 1n      -td7 Contact UM Herbarium 1939-10-01 CT#Q  1260435 4p        3 k Cornelius H. Mullrer    D& Quercus oblongifolia    h TORR.   b,!@o OBLONGIFOLIA  6 CHIHUAHUA   3596 l&/:   $gFAGALES  j Fagaceae
{"catalogNumber": "1260435", "order": "Fagales", "family": "Fagaceae", "scientificName": "Quercus oblongifolia", "scientificNameAuthorship": "Torr.", "genus": "Quercus", "subgenus": "", "specificEpithet": "oblongifolia", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Cornelius H. Muller", "recordNumber": "3596", "verbatimEventDate": "1939-10-01", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Chihuahua", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}