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": ""}
aristolochiaceae u4 s1   6;<JlI university of fmichigan botanical gardens, dixboro site, 4.5 mi. no_rtheast of ann arbor. n of pine plantigs, in corylus hedge row on bank along north road.  Qx(g canadense -83.662835 p~ B   113 #  ANTON A. REZNICEK <Nvk:    k>cI Stanwyn G. Shelter ASARUM CANADENSE v   1> WASHTENAW 42.300243 #@g;  asarum i6N   #47 1476577  1959-04-26  *   krf L. michigan u     PIPERALES 6  in corylus hedge row on bank. Ua`     united kstates 9M 
{"catalogNumber": "1476577", "order": "Piperales", "family": "Aristolochiaceae", "scientificName": "Asarum canadense", "scientificNameAuthorship": "L.", "genus": "Asarum", "subgenus": "", "specificEpithet": "canadense", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Anton A. Reznicek", "recordedBy": "Stanwyn G. Shelter", "recordNumber": "113", "verbatimEventDate": "1959-04-26", "habitat": "In Corylus hedge row on bank.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Washtenaw", "municipality": "", "locality": "University of Michigan Botanical Gardens, Dixboro Site, 4.5 mi. northeast of Ann Arbor. N of pine plantings, in Corylus hedge row on bank along North Road.", "decimalLatitude": "42.300243", "decimalLongitude": "-83.662835", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}