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": ""}
45.90342 $=   .,F^$ don henson growing as a garden weed. !       K BaK Asteraceae        mu:ch branched 2 m high.  @>   1008 gJ6  -86.33395 SH   1_Q  MICHI`GAN  .0(cM ambrosia 1249782 VdY    ]~ L.    
{"catalogNumber": "1249782", "order": "", "family": "Asteraceae", "scientificName": "", "scientificNameAuthorship": "L.", "genus": "Ambrosia", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Don Henson", "recordNumber": "1008", "verbatimEventDate": "", "habitat": "Growing as a garden weed.", "occurrenceRemarks": "Much branched 2 m high.", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "", "decimalLatitude": "45.90342", "decimalLongitude": "-86.33395", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}