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": ""}
 1956-08-13 f    )m MALPIGHIALES   Xxw R 40.   o> M3 MICHIGAN   ;! Clone 116, male, sample tree 3. populus )$J    V Ap> 1559864    salicaceae x  populus grandidentata =1Rg     vU - michx.  Burton V. Barnes /    LHn= MORAINE RESEARCH SITE.  j<I< united states  ? ( x GRANDIDENTATA 
{"catalogNumber": "1559864", "order": "Malpighiales", "family": "Salicaceae", "scientificName": "Populus grandidentata", "scientificNameAuthorship": "Michx.", "genus": "Populus", "subgenus": "", "specificEpithet": "grandidentata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Burton V. Barnes", "recordNumber": "40.3", "verbatimEventDate": "1956-08-13", "habitat": "", "occurrenceRemarks": "Clone 116, male, sample tree 3.", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "Moraine Research Site.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}