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": ""}
Croton cuneatus i      Tg 427    R. S. Cowan8 and T. R. Soderstrom Ny    qx=~  1543997  Potaro-Siparuni M  . E. Berry >   D3/ Euphorbiaceae kaieteur platau, forest along potaro river, ca 3.5 miles above k4ieteur fall aYJ::    c CROTON  a 1962-03-09 2114 1+L/   l_AD GUYANA malpighiales         
{"catalogNumber": "1543997", "order": "Malpighiales", "family": "Euphorbiaceae", "scientificName": "Croton cuneatus", "scientificNameAuthorship": "", "genus": "Croton", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "P. E. Berry", "recordedBy": "R. S. Cowan and T. R. Soderstrom", "recordNumber": "2114", "verbatimEventDate": "1962-03-09", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Guyana", "stateProvince": "Potaro-Siparuni", "county": "", "municipality": "", "locality": "Kaieteur Plateau, Forest along Potaro River, ca 3.5 miles above Kaieteur Fall", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "427", "maximumElevationInMeters": ""}