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": ""}
1937-05-07     /.X brachystele polyantha  orchidaceae  q>fp   p Maltrata maltrata  #jn   qw:= E. Matuda     mexico :OvO  asparagales J2n  1253 (J t2  1654839 i>%)~       veracruz x   (rchb.f.) burns-bal. ~^   p BRACHYSTELE   I`u polyanta 
{"catalogNumber": "1654839", "order": "Asparagales", "family": "Orchidaceae", "scientificName": "Brachystele polyantha", "scientificNameAuthorship": "(Rchb.f.) Burns-Bal.", "genus": "Brachystele", "subgenus": "", "specificEpithet": "polyantha", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "E. Matuda", "recordNumber": "1253", "verbatimEventDate": "1937-05-07", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Veracruz", "county": "Maltrata", "municipality": "", "locality": "Maltrata", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}