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": ""}
   8w < Poa|es  P288 TRS: T82N R14W SEC 4 SE1/4  r 1997-07-05  grayi X          $9n RICHLAND TWP, BRIDGE OF THE IOWA RIVER, 4 1/2 MI WNW OF CHELSEA.  31D TAMA  CYPERACEAE Ko9t&    thomas g. lammers T;(   J$ Carex grayi     o J. CAREY 
{"catalogNumber": "", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex grayi", "scientificNameAuthorship": "J. Carey", "genus": "", "subgenus": "", "specificEpithet": "grayi", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Thomas G. Lammers", "recordNumber": "", "verbatimEventDate": "1997-07-05", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "Tama", "municipality": "", "locality": "Richland Twp, bridge of the Iowa River, 4 1/2 mi WNW of Chelsea.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "TRS: T82N R14W sec 4 SE1/4", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}