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": ""}
 u 986-05-16  w2cZ subsp.  3914 tJOXK  antennaria ,^Y   Ks^   brian t. hazlett  PETALOIDEA k)*FW  (fernald) r. j. bayer F   hb howellii  ]Ry UNITED STATES   `riU ANTENNARIA OWELLII SUBSP. PETALOIDEA     @+x 1250008  MICHIAN 6  field AJ]C#    sb leelanau asterales  5k2    SOUTH OF G. CONRAD HUTZLER FARM. NORT0H MANITOU ISLAND BT*r0   -86.016944 gw  
{"catalogNumber": "1250008", "order": "Asterales", "family": "", "scientificName": "Antennaria howellii subsp. petaloidea", "scientificNameAuthorship": "(Fernald) R. J. Bayer", "genus": "Antennaria", "subgenus": "", "specificEpithet": "howellii", "verbatimTaxonRank": "subsp.", "infraspecificEpithet": "petaloidea", "identifiedBy": "", "recordedBy": "Brian T. Hazlett", "recordNumber": "3914", "verbatimEventDate": "1986-05-16", "habitat": "Field", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Leelanau", "municipality": "", "locality": "south of G. Conrad Hutzler Farm. North Manitou Island", "decimalLatitude": "", "decimalLongitude": "-86.016944", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}