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": ""}
   Cs mertensia maritima  H  DLEON J. COLE  united states AUb    alaska w1       C boraginales  z=:4 ALEUTIANS WEST (L.) GRAY p=Z`b    v 1503390      SbZr 1899-07-09   ) Priblofs Islands    >/@da GRPM S.N.  
{"catalogNumber": "1503390", "order": "Boraginales", "family": "", "scientificName": "Mertensia maritima", "scientificNameAuthorship": "(L.) Gray", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Leon J. Cole", "recordNumber": "", "verbatimEventDate": "1899-07-09", "habitat": "", "occurrenceRemarks": "GRPM s.n.", "associatedTaxa": "", "country": "United States", "stateProvince": "Alaska", "county": "Aleutians West", "municipality": "", "locality": "Priblofs Islands", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}