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": ""}
    1491459 K  hQ      2009-02-20 7 _tA    VOUCHER FOR SILICA SAMPLE SMALL, MUCH-BRANCHED SHUB, 1 M. LATEX WHITE. LEAVES MALL EMARGINATED Â OBCORDATE. ;:U     Q  EUPHORBIA DENISII 46.619983 Dk             With Croton sp. And E. alluaudii. hc 
{"catalogNumber": "1491459", "order": "", "family": "", "scientificName": "Euphorbia denisii", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "2009-02-20", "habitat": "With Croton sp. And E. alluaudii.", "occurrenceRemarks": "Voucher for silica sample Small, much-branched shrub, 1 m. Latex white. Leaves mall emarginated \u00e2\u0080\u0093 obcordate.", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "46.619983", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}