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": ""}
salix exigua 8   UNITED STATES h3I      "See Gereau no. 474 for capsules and mature foliage." [no. 367] "See Gereau no. 367 for young catkinfs." [no. 474]    u:~ SALICACEA3      I Abundant shrubs 1-4 m high, in roadside marsh with Phalaris arundinacea.     474 + Lc     z malpighiales        
{"catalogNumber": "", "order": "Malpighiales", "family": "Salicaceae", "scientificName": "Salix exigua", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "474", "verbatimEventDate": "", "habitat": "Abundant shrubs 1-4 m high, in roadside marsh with Phalaris arundinacea.", "occurrenceRemarks": "\"See Gereau no. 474 for capsules and mature foliage.\" [no. 367] \"See Gereau no. 367 for young catkins.\" [no. 474]", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}