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": ""}
    K4 Paspalum paniculatum  [  ABOUT 8 MILES NW OF ORO BAY   papua new guinea =|R       1709438 [   o7D  WALTER   Ij3ivitari =7!   poales A    1943-10-19 -     
{"catalogNumber": "1709438", "order": "Poales", "family": "", "scientificName": "Paspalum paniculatum", "scientificNameAuthorship": "Walter", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "1943-10-19", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Papua New Guinea", "stateProvince": "", "county": "Ijivitari", "municipality": "", "locality": "about 8 miles NW of Oro Bay", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}