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": ""}
46.76144 Yo   1307892 L9^  Saltonstall, P. M. PeteIrson & Soreng L&x(E   /49  americanus  Dp*%  henry t. darlington  1? Anton A. Rezn|cek   Ontonagon k   PHRAGMITES AUSTRALIS SUBSP. AMERICANUS T  POALES /v6,     (.wT -89.772991  1923-08-14 okXFq    F(R$+ Poaceae  michigan s+S4N   SUBSP. O]^     |+u s.n. 
{"catalogNumber": "1307892", "order": "Poales", "family": "Poaceae", "scientificName": "Phragmites australis subsp. americanus", "scientificNameAuthorship": "Saltonstall, P. M. Peterson & Soreng", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "subsp.", "infraspecificEpithet": "americanus", "identifiedBy": "Anton A. Reznicek", "recordedBy": "Henry T. Darlington", "recordNumber": "s.n.", "verbatimEventDate": "1923-08-14", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Ontonagon", "municipality": "", "locality": "", "decimalLatitude": "46.76144", "decimalLongitude": "-89.772991", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}