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": ""}
 E SLANACEAE    Un[] |900-02-20 4668 Op6    PUERTO RICO 8 St       7<]z Cestrum laurifolium l'hã©r.  s +   cestrum bad9    3 a. arthur heller Contact UM Herbarium #     KLu laurifolium   1294858 g8:J    
{"catalogNumber": "1294858", "order": "", "family": "Solanaceae", "scientificName": "Cestrum laurifolium", "scientificNameAuthorship": "L'H\u00c3\u00a9r.", "genus": "Cestrum", "subgenus": "", "specificEpithet": "laurifolium", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "A. Arthur Heller", "recordNumber": "4668", "verbatimEventDate": "1900-02-20", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Puerto Rico", "stateProvince": "", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}