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": ""}
s.n. x7k    GIGANTEA U,/q     x( 38.420901   H; zekiah swamp, about 1/2 mile north of rte 234 on the west side o[f wicomico river.   UNITED STATES W0`         RUDGE   P,   1371072 :I$ID   3AG0  MAnRYLAND  H.Z5 CHARLES   p 4,r 1991-06-19     
{"catalogNumber": "1371072", "order": "", "family": "", "scientificName": "", "scientificNameAuthorship": "Rudge", "genus": "", "subgenus": "", "specificEpithet": "gigantea", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "s.n.", "verbatimEventDate": "1991-06-19", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Maryland", "county": "Charles", "municipality": "", "locality": "Zekiah Swamp, about 1/2 mile north of Rte 234 on the west side of Wicomico River.", "decimalLatitude": "38.420901", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}