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": ""}
   1384903 pgg1p   CAREX RETRORSA hQ  Schwein. u0 S   NO POALES   [JuN 7326   .51 CARADOC TP MUN, CA 2.5 KM NW OF M0UNT BRYDGES P.O., N OF HWY 81. UTM 75517, MAP 40I/13 5    Y+ cyOperaceae  &$  Ontario    I9v$ Canada  wd+Wr MIDDLESEX   a _8 1987-06-11 Michael J. Oldham H   bdg carex  7nE retro<rsa  
{"catalogNumber": "1384903", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex retrorsa", "scientificNameAuthorship": "Schwein.", "genus": "Carex", "subgenus": "", "specificEpithet": "retrorsa", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Michael J. Oldham", "recordNumber": "7326", "verbatimEventDate": "1987-06-11", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "Ontario", "county": "Middlesex", "municipality": "", "locality": "Caradoc Tp Mun, ca 2.5 km NW of Mount Brydges P.O., N of Hwy 81.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "UTM 575517, Map 40I/13", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}