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": ""}
 sand dunes along river z,@   ~ ` japomica    1) chhattisgarh  G$ 1947-10-31  e=ragrostis japonica -un   eragrostis |    Sq  india RAMANUJGANJ  cw   Pky 1486595   19451 BA%  Poales k  walter n. koelz m  surguja H  TRIN. )h     POACEAE ws  
{"catalogNumber": "1486595", "order": "Poales", "family": "Poaceae", "scientificName": "Eragrostis japonica", "scientificNameAuthorship": "Trin.", "genus": "Eragrostis", "subgenus": "", "specificEpithet": "japonica", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Walter N. Koelz", "recordNumber": "19451", "verbatimEventDate": "1947-10-31", "habitat": "Sand dunes along river", "occurrenceRemarks": "", "associatedTaxa": "", "country": "India", "stateProvince": "Chhattisgarh", "county": "Surguja", "municipality": "", "locality": "Ramanujganj", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}