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": ""}
 milwaukee  :5     oZh 1897-07-31 REUBEN M. STRONG ~^9   S.N. j   ROTH &W   Ag WISCONSIN AGROSTIS A^    North Greenfield !jd y      h gigantea    JT-s  POACEAE united states r    AGROSTIS GIGANTEA . bP)  Poales n w  
{"catalogNumber": "", "order": "Poales", "family": "Poaceae", "scientificName": "Agrostis gigantea", "scientificNameAuthorship": "Roth", "genus": "Agrostis", "subgenus": "", "specificEpithet": "gigantea", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Reuben M. Strong", "recordNumber": "s.n.", "verbatimEventDate": "1897-07-31", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Wisconsin", "county": "Milwaukee", "municipality": "", "locality": "North Greenfield", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}