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": ""}
 1973-07-03 H   south sid!e of Grand Sable Dunes. Pictured Rocks National Lakeshore sec. 15 T49N R14W -(=$  Robert H. Read M   Q 1212530 poaceae o   flexuosa ?v    POALES B   @:>*f 132  (L.) DREJER Q;NFh   Growing under old, second-growth red and white pines, -m  [    E 46.645102  alger ;  united states =   )* MICHIGAN  Avenella flexuosa @5     <2 Avenella    CX -86.046441
{"catalogNumber": "1212530", "order": "Poales", "family": "Poaceae", "scientificName": "Avenella flexuosa", "scientificNameAuthorship": "(L.) Drejer", "genus": "Avenella", "subgenus": "", "specificEpithet": "flexuosa", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Robert H. Read", "recordNumber": "132", "verbatimEventDate": "1973-07-03", "habitat": "Growing under old, second-growth red and white pines,", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Alger", "municipality": "", "locality": "south side of Grand Sable Dunes. Pictured Rocks National Lakeshore sec. 15 T49N R14W", "decimalLatitude": "46.645102", "decimalLongitude": "-86.046441", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}