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": ""}
  U s` AMBROSIA PSILOSTACHYA       u2 %E Asteraceae 42.5959722 9Lh6    H S, common     Michigan 0(sP      ;.M6 -86.016        X/6o 1291
{"catalogNumber": "", "order": "", "family": "Asteraceae", "scientificName": "Ambrosia psilostachya", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "1291", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "Common.", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "", "decimalLatitude": "42.5959722", "decimalLongitude": "-86.016", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}