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": ""}
 b Ag3 46.52784     *N.1 asteraceae  0. sonchus   3907 / I_     Sonchus arvensis El[:   -87.47885 n     Fp]7L don henson    |j R Asterales   zO MICHIGAN     Along sxhoulder of Enchamted Lake road. $9|c 
{"catalogNumber": "", "order": "Asterales", "family": "Asteraceae", "scientificName": "Sonchus arvensis", "scientificNameAuthorship": "", "genus": "Sonchus", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Don Henson", "recordNumber": "3907", "verbatimEventDate": "", "habitat": "Along shoulder of Enchanted Lake road.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "", "decimalLatitude": "46.52784", "decimalLongitude": "-87.47885", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}