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": ""}
  1976-10-23 KZ$-R   1413921 .(+   paul m. catling (U>  Eragrostis oAA(|  Canada 1(E 5   N) ERAGROSTIS SPECTABILIS  ZV?C (Pursh) Steud.  poales ihz        X= , Poaceae spectabilis Y[B   welland qt  Contact UM Herbarium $6   . s.n. ONTARIO     
{"catalogNumber": "1413921", "order": "Poales", "family": "Poaceae", "scientificName": "Eragrostis spectabilis", "scientificNameAuthorship": "(Pursh) Steud.", "genus": "Eragrostis", "subgenus": "", "specificEpithet": "spectabilis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Paul M. Catling", "recordNumber": "s.n.", "verbatimEventDate": "1976-10-23", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "Ontario", "county": "Welland", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}