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": ""}
 Ranunculus acris  ? /   A.D SELBY /!        MACKINAC ISLAND /   n d 6 Michigan S.N. x&Y[     D united sttes  U)H -84.65601 Ranunculus r   lQ2K/ Mackinac     0 1. 45.864457 G[    ACRIS k=[ 
{"catalogNumber": "", "order": "", "family": "", "scientificName": "Ranunculus acris", "scientificNameAuthorship": "L.", "genus": "Ranunculus", "subgenus": "", "specificEpithet": "acris", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "A.D. Selby", "recordNumber": "s.n.", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Mackinac", "municipality": "", "locality": "Mackinac Island", "decimalLatitude": "45.864457", "decimalLongitude": "-84.625601", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}