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": ""}
2012-06-02  l    frequent in semi-open sedge meadow by cattail marsh -4      united states #  POA PRATENSIS Q~+O#   86  poales     409 DAVID C. DISTER Yg      POA ;&p k     Q N 44Â° 02.349'; W 86Â° 30.082'  6 ANTON A. REZNICEK   W2` -86.5013667  L. -   jn;y ludington state park
{"catalogNumber": "", "order": "Poales", "family": "", "scientificName": "Poa pratensis", "scientificNameAuthorship": "L.", "genus": "Poa", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Anton A. Reznicek", "recordedBy": "David C. Dister", "recordNumber": "409", "verbatimEventDate": "2012-06-02", "habitat": "frequent in semi-open sedge meadow by cattail marsh", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "", "municipality": "", "locality": "Ludington State Park", "decimalLatitude": "", "decimalLongitude": "-86.5013667", "verbatimCoordinates": "N 44\u00c2\u00b0 02.349'; W 86\u00c2\u00b0 30.082'", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}