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": ""}
3540  YT&     Z7 -88.70813   R Phragmites    (t POALES   M(CO phragmites australis subsp. americanus   1930-08-Z04 /3sw  united states `H   5Jjfe saltonstall, p. m. p eterson & soreng  michigan >2?|    f! americanus ANTON A. REZNICEK     Keweenaw #a4        Poaceae  "no fruit or flower" e5    
{"catalogNumber": "", "order": "Poales", "family": "Poaceae", "scientificName": "Phragmites australis subsp. americanus", "scientificNameAuthorship": "Saltonstall, P. M. Peterson & Soreng", "genus": "Phragmites", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "americanus", "identifiedBy": "Anton A. Reznicek", "recordedBy": "", "recordNumber": "3540", "verbatimEventDate": "1930-08-04", "habitat": "", "occurrenceRemarks": "\"No fruit or flower\"", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Keweenaw", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "-88.70813", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}