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": ""}
 x pC united states avenella flexuosa ;    wE huron islands huron mountain club  ? marquette  ? -87.977346   MICHIGAN Z   A.G. ETTER $XfI   W^[ 46.954366 233   Xk     AVENELLA H6RQX   o VF (L.) Drejer [Ligule up to 5 mm long] &WnO   3 poales  FLEXUOSA 6 e   f/$| CREVICES OF ROCKS  ~|: 1212434 Poaceae (,~5W     PJ84 1960-07-12
{"catalogNumber": "1212434", "order": "Poales", "family": "Poaceae", "scientificName": "Avenella flexuosa", "scientificNameAuthorship": "(L.) Drejer", "genus": "Avenella", "subgenus": "", "specificEpithet": "flexuosa", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "A.G. Etter", "recordNumber": "233", "verbatimEventDate": "1960-07-12", "habitat": "crevices of rocks", "occurrenceRemarks": "[Ligule up to 5 mm long]", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Marquette", "municipality": "", "locality": "Huron Islands Huron Mountain Club", "decimalLatitude": "46.954366", "decimalLongitude": "-87.977346", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}