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  j6D2    !@@g chhattisgarh   O2 GURGURI, SURGUJA STATE    1489226 19396 uB m$  cyperus tenuispica p1/    w Jashpur  rice field x    s Z tenuispica        @y Cyperus steud. m-<   1947-10-23 )h  CYPERACEAE  P10  india  6yeo   
{"catalogNumber": "1489226", "order": "", "family": "Cyperaceae", "scientificName": "Cyperus tenuispica", "scientificNameAuthorship": "Steud.", "genus": "Cyperus", "subgenus": "", "specificEpithet": "tenuispica", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Walter N. Koelz", "recordNumber": "19396", "verbatimEventDate": "1947-10-23", "habitat": "Rice field", "occurrenceRemarks": "", "associatedTaxa": "", "country": "India", "stateProvince": "Chhattisgarh", "county": "Jashpur", "municipality": "", "locality": "Gurguri, Surguja State", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}