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": ""}
   E Guyana  1989-09-05 Mn  Malpighiales r~QT       #@ Essequibo   qV essequibo islands-west demerara      a. juss. 8 gL o  MALPIGHIACEAE z$   gunn's, ess-equibo river N~f     a 154578 1469 xTR:y  Tetrapterys * 8 W     Fw%X Tetrapterys fiAmbripetala FIMBRIPETALA  /w 
{"catalogNumber": "1545768", "order": "Malpighiales", "family": "Malpighiaceae", "scientificName": "Tetrapterys fimbripetala", "scientificNameAuthorship": "A. Juss.", "genus": "Tetrapterys", "subgenus": "", "specificEpithet": "fimbripetala", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "1469", "verbatimEventDate": "1989-09-05", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Guyana", "stateProvince": "Essequibo Islands-West Demerara", "county": "Essequibo", "municipality": "", "locality": "Gunn's, Essequibo River", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}