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": ""}
 %x`) united states    schkuhr ex willd. WJkxn     P?4 ROSEA     COLLECTED AT MARGIN OF EARLY SUCCESSIONAL FOREST/HARDWOOD PLNTATION ALONG A TRAIL. ASSOCIATES: ACER SACCHARUM, ELYMUS HYSTRIX, LINDERA BENZOIN, LIRIODENDRON TULIPIFERA, PARTHENOCISSUS QUINQUEFOLIA, PINUS STROBUS, PO7ENTILLA SMPLEX.    3>UcJ anton a.reznicek   707 SP3S           T CYPERAGEAE  bradford s. slaughter r2 WU   k michigan 
{"catalogNumber": "", "order": "", "family": "Cyperaceae", "scientificName": "", "scientificNameAuthorship": "Schkuhr ex Willd.", "genus": "", "subgenus": "", "specificEpithet": "rosea", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Anton A. Reznicek", "recordedBy": "Bradford S. Slaughter", "recordNumber": "707", "verbatimEventDate": "", "habitat": "Collected at margin of early successional forest/hardwood plantation along a trail. Associates: Acer saccharum, Elymus hystrix, Lindera benzoin, Liriodendron tulipifera, Parthenocissus quinquefolia, Pinus strobus, Potentilla simplex.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}