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": ""}
 d:u h STANS  21Â°31'N, 104Â°28'W  L&    Jk VELUTINA  = PEDRO TENORI0 L.    ,9 6.2 KM AL NE DE ROBLE, BRECHA A HUAJIMIC 16817  +XP   iV; Mexico       &zj; dc.  1989-10-27 (R   Y0  1541880     nayarit y    
{"catalogNumber": "1541880", "order": "", "family": "", "scientificName": "", "scientificNameAuthorship": "DC.", "genus": "", "subgenus": "", "specificEpithet": "stans", "verbatimTaxonRank": "", "infraspecificEpithet": "velutina", "identifiedBy": "", "recordedBy": "Pedro Tenorio L.", "recordNumber": "16817", "verbatimEventDate": "1989-10-27", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Nayarit", "county": "", "municipality": "", "locality": "6.2 km al NE de Roble, brecha a Huajimic", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "21\u00c2\u00b031'N, 104\u00c2\u00b028'W", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}