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": ""}
  Mercer >KG     afzv: fernald & wieqand    poace ae 9o ,  1421897 ^Hcx   Poa paludiena HndZ   PENNSYLVANIA Jf(   +t- poa  TGK># 1991-056-08  p pa|udigena  1991:095 DH     JAMES K. BISSELL >x!    Poales 2  UNITED STATES Uxtz7 
{"catalogNumber": "1421897", "order": "Poales", "family": "Poaceae", "scientificName": "Poa paludigena", "scientificNameAuthorship": "Fernald & Wiegand", "genus": "Poa", "subgenus": "", "specificEpithet": "paludigena", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "James K. Bissell", "recordNumber": "1991:095", "verbatimEventDate": "1991-06-08", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Pennsylvania", "county": "Mercer", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}