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": ""}
   Az?= QUERCUS BARBINERVIS      v 2 contact um herbarium  1966-07-1 2 Hu Z  FAGALES WJ@p     QUERCUYS ?mB=  Mexico >     =Y barbinervis fagaceae 8f     Tlaxcala      0[6   q-15 1237723 B1    
{"catalogNumber": "1237723", "order": "Fagales", "family": "Fagaceae", "scientificName": "Quercus barbinervis", "scientificNameAuthorship": "", "genus": "Quercus", "subgenus": "", "specificEpithet": "barbinervis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "Q-15", "verbatimEventDate": "1966-07-12", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Tlaxcala", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}