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": ""}
L.  z 7    C-E arundo donax 1904-10-06    no data h    !Z grpm 51888   ~Q~ emma j. cole 1486149 7=1K      h ARUNDO FOOT OF MOUNT VESUVIUS N      2>N ~ Poales  Poaceae JO    a S.N.   Vod donax italy u   % campania 
{"catalogNumber": "1486149", "order": "Poales", "family": "Poaceae", "scientificName": "Arundo donax", "scientificNameAuthorship": "L.", "genus": "Arundo", "subgenus": "", "specificEpithet": "donax", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Emma J. Cole", "recordNumber": "s.n.", "verbatimEventDate": "1904-10-06", "habitat": "", "occurrenceRemarks": "GRPM 51888", "associatedTaxa": "", "country": "Italy", "stateProvince": "Campania", "county": "no data", "municipality": "", "locality": "Foot of Mount Vesuvius", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}