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": ""}
    r GENTIANALES -85.45501 A   NGPV ASCLEPIAS   An amplexicaulis    united states   + 42.37615  v WILLIAM B. DREW  1482281 YEc       geY0 1947-07-19 apocnaceae R      jSV m22     2g  "green petals, hoods light purple-brown"  C#=a Sm.   
{"catalogNumber": "1482281", "order": "Gentianales", "family": "Apocynaceae", "scientificName": "", "scientificNameAuthorship": "Sm.", "genus": "Asclepias", "subgenus": "", "specificEpithet": "amplexicaulis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "William B. Drew", "recordNumber": "M22", "verbatimEventDate": "1947-07-19", "habitat": "", "occurrenceRemarks": "\"green petals, hoods light purple-brown\"", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "42.37615", "decimalLongitude": "-85.45501", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}