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": ""}
AVENELLA FLEXUOSA 7SR  1212627 74  1915-07-07 HWKG   *,?  "plentiful. By Agnes Chase"      S+h  Charlxes K. Dodge SCHOOLCRAFT f2     QS]?# flexuosa 46.12211 `9[     jZDO; Michigan  : POALES (l.) drejer V   P@ avenella  9 )  -86.0218  o0U3: POACEAE  y= Near Floodwood  `n+ united states   DRY OPEN OR PARTIALLY SHADED GROUND  q! 
{"catalogNumber": "1212627", "order": "Poales", "family": "Poaceae", "scientificName": "Avenella flexuosa", "scientificNameAuthorship": "(L.) Drejer", "genus": "Avenella", "subgenus": "", "specificEpithet": "flexuosa", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Charles K. Dodge", "recordNumber": "", "verbatimEventDate": "1915-07-07", "habitat": "Dry open or partially shaded ground", "occurrenceRemarks": "\"plentiful. By Agnes Chase\"", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Schoolcraft", "municipality": "", "locality": "Near Floodwood", "decimalLatitude": "46.12211", "decimalLongitude": "-86.0218", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}