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": ""}
    Arundina graminifolia subsp. graminifolia v8FK  SUBSP. f      asparagales     J. F. ROCK K~M   CHINA F&w]  West of Talifu, Mekong watershed, en route to Youngchang and Tengyueh ~WQ P  graminifolia @)z:;   Am dali  1646930 J9#(        
{"catalogNumber": "1646930", "order": "Asparagales", "family": "", "scientificName": "Arundina graminifolia subsp. graminifolia", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "subsp.", "infraspecificEpithet": "graminifolia", "identifiedBy": "", "recordedBy": "J. F. Rock", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "China", "stateProvince": "", "county": "Dali", "municipality": "", "locality": "West of Talifu, Mekong watershed, en route to Youngchang and Tengyueh", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}