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": ""}
 1237761 8<   nuevo leon AR   bmcw mexico    fagales n[X  Trel. |;  fagaceae `)x~    ~ 1949-05-18    ^QUERCUS  XB 10559  #.r4 canbyi   a3 quercus canbyi      Contact UM Herbarium n  Rogers McUaugh  r1jF 
{"catalogNumber": "1237761", "order": "Fagales", "family": "Fagaceae", "scientificName": "Quercus canbyi", "scientificNameAuthorship": "Trel.", "genus": "Quercus", "subgenus": "", "specificEpithet": "canbyi", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Rogers McVaugh", "recordNumber": "10559", "verbatimEventDate": "1949-05-18", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Nuevo Leon", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}