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": ""}
      @ along roadside, 2 plants with typical A. artemisiifolia and A. trifida.  $p WARREN H. WAGNER, JR.     a 42.003933  *)O ) asteraceae   1003303 O>Uv  -83.944942 j  l. Y/:Un   (4wI Ambrosia     lenawee F`z;b   asterales H)b/   8350 f-  "Form?" [on 2 sheets] ^ 
{"catalogNumber": "1003303", "order": "Asterales", "family": "Asteraceae", "scientificName": "", "scientificNameAuthorship": "L.", "genus": "Ambrosia", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Warren H. Wagner, Jr.", "recordNumber": "8350", "verbatimEventDate": "", "habitat": "along roadside, 2 plants with typical A. artemisiifolia and A. trifida.", "occurrenceRemarks": "\"Form?\" [on 2 sheets]", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "Lenawee", "municipality": "", "locality": "", "decimalLatitude": "42.003933", "decimalLongitude": "-83.944942", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}