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": ""}
    52 a .BD   c@Sw POACEAE   h^ S0 DICHANTHELI&UM  W 1928-09-04   1429565 | r?   tol DICHANTHEIUM IMPLICATUM      CHASE & BOCK (=!U  IMPLICATUM ZR        
{"catalogNumber": "1429565", "order": "", "family": "Poaceae", "scientificName": "Dichanthelium implicatum", "scientificNameAuthorship": "", "genus": "Dichanthelium", "subgenus": "", "specificEpithet": "implicatum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Chase & Bock", "recordNumber": "52", "verbatimEventDate": "1928-09-04", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}