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": ""}
Walter N. Koelz e~:C$  CHHATTISGARH $x8    r. br. Oz  cinereum  x~2h  rice fiqeld WD%8        u POALES  L/ gurguri, surguja stat3 19398A ^     eriocaulon cinereum x.    Eriocaulon +3  india !YO|     1947-10-23 |i   k8J : 1489723 jashpur skp:    F< ina<ctive barcode on sheet with active barcode 1489720, and inactive barc odes 1489721 & 1489722 Eriogaulaceae  _Ew 
{"catalogNumber": "1489723", "order": "Poales", "family": "Eriocaulaceae", "scientificName": "Eriocaulon cinereum", "scientificNameAuthorship": "R. Br.", "genus": "Eriocaulon", "subgenus": "", "specificEpithet": "cinereum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Walter N. Koelz", "recordNumber": "19398a", "verbatimEventDate": "1947-10-23", "habitat": "Rice field", "occurrenceRemarks": "Inactive barcode on sheet with active barcode 1489720, and inactive barcodes 1489721 & 1489722", "associatedTaxa": "", "country": "India", "stateProvince": "Chhattisgarh", "county": "Jashpur", "municipality": "", "locality": "Gurguri, Surguja State", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}