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": ""}
 Sa4 rubiaceae  :w! Surguja   1536018 y@J1  1947-09-26 c- ;[    U X=X chhattisgarh (LINK) TIRVENG. cF  India %81Y      +9i Gentianales  walter n. koelz -)Q   ramanujganj ol  Catunaregam longispina _Xr:l   CATUNAREGAM P[5:   18991        LONGISPINA 9c=  
{"catalogNumber": "1536018", "order": "Gentianales", "family": "Rubiaceae", "scientificName": "Catunaregam longispina", "scientificNameAuthorship": "(Link) Tirveng.", "genus": "Catunaregam", "subgenus": "", "specificEpithet": "longispina", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Walter N. Koelz", "recordNumber": "18991", "verbatimEventDate": "1947-09-26", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "India", "stateProvince": "Chhattisgarh", "county": "Surguja", "municipality": "", "locality": "Ramanujganj", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}