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": ""}
     gXF Rio de Janeiro    < niedenzuella acutifolia  y Brazil          (cav.) w.r.anderson        GE$qB 20Â°40' S, 43Â° 10' W   Yd 4 contact um herbarium NIEDENZUELLA 42  
{"catalogNumber": "", "order": "", "family": "", "scientificName": "Niedenzuella acutifolia", "scientificNameAuthorship": "(Cav.) W.R.Anderson", "genus": "Niedenzuella", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Brazil", "stateProvince": "Rio de Janeiro", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "20\u00c2\u00b040' S, 43\u00c2\u00b0 10' W", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}