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": ""}
1968-07-18 t       !K8 GALIUM   0~v4  EDWARD G. VOSS     8g -87.66781    +bdm 1243798 %labradoricum II     lsb RUBIACEAE  m: FREQUENT, BOG  ne of wiregrass lake, sec. 29. ca. 5 1/2 mi. ws of carney. PLo    F_   galium labradoricum    N 45.57479 GENTIANALES u.).  
{"catalogNumber": "1243798", "order": "Gentianales", "family": "Rubiaceae", "scientificName": "Galium labradoricum", "scientificNameAuthorship": "", "genus": "Galium", "subgenus": "", "specificEpithet": "labradoricum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Edward G. Voss", "recordNumber": "", "verbatimEventDate": "1968-07-18", "habitat": "frequent, bog", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "NE of Wiregrass Lake, sec. 29. ca. 5 1/2 mi. WSW of Carney.", "decimalLatitude": "45.57479", "decimalLongitude": "-87.66781", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}