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+e 1954-07-25  CALAMAGROSTIS +9MH     Zj:-w jeju-do     ,lY h POACEAE    gW POALES  5UlQg (l.) roth  Y:DH calamagr0stis arundinaocea     A0 1704376  6n J15994  South Korea  kA   h no data provided on label of ctalog no: 1704376  | tai hyun chung  
{"catalogNumber": "1704376", "order": "Poales", "family": "Poaceae", "scientificName": "Calamagrostis arundinacea", "scientificNameAuthorship": "(L.) Roth", "genus": "Calamagrostis", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Tai Hyun Chung", "recordNumber": "15994", "verbatimEventDate": "1954-07-25", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "South Korea", "stateProvince": "Jeju-Do", "county": "", "municipality": "", "locality": "no data provided on label of catalog no: 1704376", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}