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": ""}
 mexico 4  FAGACEAE  oDc    fagales &m       ] GoYntact UM Herbarium    Qmuercus  Bx_]   , 1018   7vd flocculenta 1938-08-21 /cn   -u Nuev o Leon  h^h  1238551 C.H.MULLER h   o7Buj RICHARD A. SCHNEIDER    QUERCUS FLOCCULENTA [ 
{"catalogNumber": "1238551", "order": "Fagales", "family": "Fagaceae", "scientificName": "Quercus flocculenta", "scientificNameAuthorship": "C.H.Muller", "genus": "Quercus", "subgenus": "", "specificEpithet": "flocculenta", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Richard A. Schneider", "recordNumber": "1018", "verbatimEventDate": "1938-08-21", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Nuevo Leon", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}