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": ""}
-83.876765 w   z ruosaceae washtenaw rF,    v 42.293672    CRATAEGUS h     E  cedric l. porter   D ernest j. palmer   Michigan qwY  (torr. & a. gray) scheele  jr       mollis jdm[   L?BL s.n.     ^ H UNITED STATES 1929 k 
{"catalogNumber": "", "order": "", "family": "Rosaceae", "scientificName": "", "scientificNameAuthorship": "(Torr. & A. Gray) Scheele", "genus": "Crataegus", "subgenus": "", "specificEpithet": "mollis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Ernest J. Palmer", "recordedBy": "Cedric L. Porter", "recordNumber": "s.n.", "verbatimEventDate": "1929", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Washtenaw", "municipality": "", "locality": "", "decimalLatitude": "42.293672", "decimalLongitude": "-83.876765", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}