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": ""}
 Douglass Houghton ^    42.7245 *b^    .oJi: 1480132 RENSSELAER  2   VQ new york  aVOWILLD.  MS2$ Poaceae  (r-p 1829-08  POALES w pTT         -73.6857 GlAx   Z6 4 anton a. reznicek LEERSIA VIRGINICA bcoZ  united states , 7ZR   $gH TROY G[COORDINATES ARE FOR PROSPECT PARK.] 
{"catalogNumber": "1480132", "order": "Poales", "family": "Poaceae", "scientificName": "Leersia virginica", "scientificNameAuthorship": "Willd.", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Anton A. Reznicek", "recordedBy": "Douglass Houghton", "recordNumber": "", "verbatimEventDate": "1829-08", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "New York", "county": "Rensselaer", "municipality": "", "locality": "Troy [Coordinates are for Prospect Park.]", "decimalLatitude": "42.7245", "decimalLongitude": "-73.6857", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}