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      Mercer DtZ  POA PALUDIGENA  ex        8 Pennsylvania  ! 1991:129   O: pualudigena   6dZ3 294 degrees and 1.61 miles from intersection of pa rt. 965 and pa rt. 173, sano lake twp      Poa S8m@|     .k 1421894    &jXeG United States
{"catalogNumber": "1421894", "order": "", "family": "Poaceae", "scientificName": "Poa paludigena", "scientificNameAuthorship": "", "genus": "Poa", "subgenus": "", "specificEpithet": "paludigena", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "1991:129", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Pennsylvania", "county": "Mercer", "municipality": "", "locality": "294 degrees and 1.61 miles from intersection of PA Rt. 965 and PA Rt. 173, Sandy Lake Twp", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}