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": ""}
  v_$v 1890-02  2315 U    L  marina       r. barneby EjeC/  diffusa 4c   _H;w var.  j. smith $  guatemala QI   [(# Marina diffusa var. diffusa  diffusa vB        hl]O 1171734
{"catalogNumber": "1171734", "order": "", "family": "", "scientificName": "Marina diffusa var. diffusa", "scientificNameAuthorship": "", "genus": "Marina", "subgenus": "", "specificEpithet": "diffusa", "verbatimTaxonRank": "var.", "infraspecificEpithet": "diffusa", "identifiedBy": "R. Barneby", "recordedBy": "J. Smith", "recordNumber": "2315", "verbatimEventDate": "1890-02", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Guatemala", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}