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": ""}
  !  1993-09-01    GY JUST NE OF JCT HWYS US 90 & MS 63, MOSS POINT, ALONG US 90 & FRONTAGE ROAD.    mississippi 1>|  difformis Ip    12835 =$W   cyperus difform|s        $  charles t. bryson  1393073 G.u,     g Cyperus   uU;t  CYPERACEAE L. /? rM 
{"catalogNumber": "1393073", "order": "", "family": "Cyperaceae", "scientificName": "Cyperus difformis", "scientificNameAuthorship": "L.", "genus": "Cyperus", "subgenus": "", "specificEpithet": "difformis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Charles T. Bryson", "recordNumber": "12835", "verbatimEventDate": "1993-09-01", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Mississippi", "county": "", "municipality": "", "locality": "Just NE of jct Hwys US 90 & MS 63, Moss Point, along US 90 & frontage road.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}