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": ""}
  1300841 u  2280 K    nM+J MERREMIA QUINQUEFOLIA       rNI guatemala   ; Solanales     z&.% contact um herbarium  +.e+ QUINQUEFOLIA    @NLx john donnell smith     GZ@6] MERREMIA  < IDg 1890-02 
{"catalogNumber": "1300841", "order": "Solanales", "family": "", "scientificName": "Merremia quinquefolia", "scientificNameAuthorship": "", "genus": "Merremia", "subgenus": "", "specificEpithet": "quinquefolia", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "John Donnell Smith", "recordNumber": "2280", "verbatimEventDate": "1890-02", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Guatemala", "stateProvince": "", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}