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": ""}
s.n. )    TEXAS .sT       S%.I spiranthes praecox   BPL/4 SBIRANTHES  1940-05-12 W    v_ Orchidaceae romayor nMG8   aul M. Catling $f  PRAECOX N<>S     W@ United States     f liberty asparagales SwM8 
{"catalogNumber": "", "order": "Asparagales", "family": "Orchidaceae", "scientificName": "Spiranthes praecox", "scientificNameAuthorship": "", "genus": "Spiranthes", "subgenus": "", "specificEpithet": "praecox", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Paul M. Catling", "recordedBy": "", "recordNumber": "s.n.", "verbatimEventDate": "1940-05-12", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Texas", "county": "Liberty", "municipality": "", "locality": "Romayor", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}