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": ""}
 dq gigantea      agrostis gigantea A~2#     B% z 1403499 ROTH < C ]   anton a. reznicek (Szg   T[ ontario  elgin v/$     bBH AGROSTIS  ke86 1358  ~      jane m. bowlles J  poaceaeH rj)   wT| in an old meadow | rhus typhina; crataegus
{"catalogNumber": "1403499", "order": "", "family": "Poaceae", "scientificName": "Agrostis gigantea", "scientificNameAuthorship": "Roth", "genus": "Agrostis", "subgenus": "", "specificEpithet": "gigantea", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Anton A. Reznicek", "recordedBy": "Jane M. Bowles", "recordNumber": "KE86 1358", "verbatimEventDate": "", "habitat": "In an old meadow | Rhus typhina; Crataegus", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Ontario", "county": "Elgin", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}