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": ""}
    POACEAE N<v5l    U rydb.   a Michigan  45.49724 p     B[0 117248 1938-07-09 MDt   TvNo NEAR HAMMOND HARBOR        Jack Pine plains      x$Cv 7019  PRESQUE I5LE ; 
{"catalogNumber": "1172418", "order": "", "family": "Poaceae", "scientificName": "", "scientificNameAuthorship": "Rydb.", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "7019", "verbatimEventDate": "1938-07-09", "habitat": "Jack Pine plains", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Presque Isle", "municipality": "", "locality": "near Hammond Harbor", "decimalLatitude": "45.49724", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}