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": ""}
    R 1181683     angustisiliqua 7R   c]i 8634   V` FABACEAE      R. A. & E. S. HOWARD   Dominican Republic [ y_6   senna  @^        ANGSTISILIQUA y! m=  Contact UM Herbarium ! S   
{"catalogNumber": "1181683", "order": "", "family": "Fabaceae", "scientificName": "", "scientificNameAuthorship": "", "genus": "Senna", "subgenus": "", "specificEpithet": "angustisiliqua", "verbatimTaxonRank": "", "infraspecificEpithet": "angustisiliqua", "identifiedBy": "", "recordedBy": "R. A. & E. S. Howard", "recordNumber": "8634", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Dominican Republic", "stateProvince": "", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}