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 Bidens cernua   ASTERALES gaiN   Moist area of old field. [   CERNUA R7#     2[  -89.2717   E 1995-08-10  5+ united states  WpI 4046    BIDENS J%   46w.58845 =(0*]    ` MICHIGAN    
{"catalogNumber": "", "order": "Asterales", "family": "", "scientificName": "Bidens cernua", "scientificNameAuthorship": "", "genus": "Bidens", "subgenus": "", "specificEpithet": "cernua", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "4046", "verbatimEventDate": "1995-08-10", "habitat": "Moist area of old field.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "", "decimalLatitude": "46.58845", "decimalLongitude": "-89.2717", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}