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": ""}
 U H cyperaceae   ]ul montgomery    . C r. r. dreisbach    Rockledge.  vM?6     G0 1925O-05-19 GRACILESCENS fvQ)o  carex gracilescens B6v    HhNn 3382 POALES  >$   M carex         <V Pennsylvania   Rz steud.
{"catalogNumber": "", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex gracilescens", "scientificNameAuthorship": "Steud.", "genus": "Carex", "subgenus": "", "specificEpithet": "gracilescens", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "R. R. Dreisbach", "recordNumber": "3382", "verbatimEventDate": "1925-05-19", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Pennsylvania", "county": "Montgomery", "municipality": "", "locality": "Rockledge.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}