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": ""}
ANDROSAEMIFOLIUM   4U           As7i0 42.6 847    j APOCYNUM  -73.2283  D(   1539726 e_       GENTIANALES 1`v1[  Williamstown pj   bK]mC massachusetts   
{"catalogNumber": "1539726", "order": "Gentianales", "family": "", "scientificName": "", "scientificNameAuthorship": "", "genus": "Apocynum", "subgenus": "", "specificEpithet": "androsaemifolium", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Massachusetts", "county": "", "municipality": "", "locality": "Williamstown", "decimalLatitude": "42.6847", "decimalLongitude": "-73.2283", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}