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": ""}
    3821 |     ~,2 J.D. SAUER   contact um herbarium ^Q35   maritima L6+2  fabaceae tii       v]K 1941-11-30 canavalia maritima 0C   j Canavalia    9 fabales percy h. gentle lM%?%    c$ G Belize 
{"catalogNumber": "", "order": "Fabales", "family": "Fabaceae", "scientificName": "Canavalia maritima", "scientificNameAuthorship": "", "genus": "Canavalia", "subgenus": "", "specificEpithet": "maritima", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "J.D. Sauer", "recordedBy": "Percy H. Gentle", "recordNumber": "3821", "verbatimEventDate": "1941-11-30", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Belize", "stateProvince": "", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}