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": ""}
     ?yz M. GONZÃ¡LEZ C.    1981 8    0] nelsonii   N POLIANTHES NELSONII 1986-07-30 G.|  POLIANTHES BD~;      ^K9L ROSE       ?E 1147670   *B CONTACT UM HERBARIUM 
{"catalogNumber": "1147670", "order": "", "family": "", "scientificName": "Polianthes nelsonii", "scientificNameAuthorship": "Rose", "genus": "Polianthes", "subgenus": "", "specificEpithet": "nelsonii", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "M. Gonz\u00c3\u00a1lez C.", "recordNumber": "1981", "verbatimEventDate": "1986-07-30", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}