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": ""}
 MHm at edge of salt marsh  M2Q) 1952-06-27  7mX GLYNN  xRs IPOMOEA SAGITTATA  1/0 sagittata  Corolla lavender-pink ^of)n   13796 `SDPn   coastal plain province, betwe3n 8runswick and st. simons island p+   Roxb. ex C.B.larke ]   GEORGIA Wl1!     ; CONVOLVULACEAE 1460897 $  UNITED STATES  S!     a/` Solanales  UtZA wilbur h. d]uncan  , Jb IPOMOEA   
{"catalogNumber": "1460897", "order": "Solanales", "family": "Convolvulaceae", "scientificName": "Ipomoea sagittata", "scientificNameAuthorship": "Roxb. ex C.B.Clarke", "genus": "Ipomoea", "subgenus": "", "specificEpithet": "sagittata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Wilbur H. Duncan", "recordNumber": "13796", "verbatimEventDate": "1952-06-27", "habitat": "at edge of salt marsh", "occurrenceRemarks": "Corolla lavender-pink", "associatedTaxa": "", "country": "United States", "stateProvince": "Georgia", "county": "Glynn", "municipality": "", "locality": "Coastal plain province, between Brunswick and St. Simons Island", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}