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": ""}
 . Populs 834B     i8 1958-08-03    E.U. Clover V-]p4     -85.66918 Un^       JN l. J.E. Eckenwalder +9d$3     VHU)7 michigan Malpighiales t.      Salicaceae 9fQ*  
{"catalogNumber": "", "order": "Malpighiales", "family": "Salicaceae", "scientificName": "", "scientificNameAuthorship": "L.", "genus": "Populus", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "J.E. Eckenwalder", "recordedBy": "E.U. Clover", "recordNumber": "83", "verbatimEventDate": "1958-08-03", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "-85.66918", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}