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": ""}
 L. x   ?O washtenaw 1480828 v    y ADOXACEAE  c lantana       C UNITED STATES   U anton a. reznicek       Kxd= Viburnum ONLY SAW ONE INDIVIDUAL. !   [ 261    michigan oRNE 
{"catalogNumber": "1480828", "order": "", "family": "Adoxaceae", "scientificName": "", "scientificNameAuthorship": "L.", "genus": "Viburnum", "subgenus": "", "specificEpithet": "lantana", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Anton A. Reznicek", "recordedBy": "", "recordNumber": "261", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "Only saw one individual.", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Washtenaw", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}