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": ""}
4049 : QjF    BROSIMUM GUIANENSE 0^mYX    C.C. BERG  1       9V (Aubl.) Huber  contact um herbarium A      h guianense  not entered  2C/1      trinidad and tobago O V   brosimum  ?M  ROSALES   W 
{"catalogNumber": "", "order": "Rosales", "family": "", "scientificName": "Brosimum guianense", "scientificNameAuthorship": "(Aubl.) Huber", "genus": "Brosimum", "subgenus": "", "specificEpithet": "guianense", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "C.C. Berg", "recordedBy": "not entered", "recordNumber": "4049", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Trinidad and Tobago", "stateProvince": "", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}