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": ""}
 populus x]d   -87.71667 pW~;  SALICACEAE t7   Hqz MALPIGHIALES    MICHX. 7y?:a  CARL O. GRASSL  4K 1   NO NAMED LOCALITY FOR CATALOG NO:1309992 ^    ?N 1309992 menominee ZT    7jlG UNITED STATES BURTON V. BARNES b(B   [ 1570  grandidoentata dg~^v    1935-08-08 45.41667 .b9    "Large tree with P. trem & P. bal." %IJ 
{"catalogNumber": "1309992", "order": "Malpighiales", "family": "Salicaceae", "scientificName": "", "scientificNameAuthorship": "Michx.", "genus": "Populus", "subgenus": "", "specificEpithet": "grandidentata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Burton V. Barnes", "recordedBy": "Carl O. Grassl", "recordNumber": "1570", "verbatimEventDate": "1935-08-08", "habitat": "", "occurrenceRemarks": "\"Large tree with P. trem & P. bal.\"", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "Menominee", "municipality": "", "locality": "No named locality for catalog no:1309992", "decimalLatitude": "45.41667", "decimalLongitude": "-87.71667", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}