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": ""}
essex ~J gJ   michael j. oldham L,   var. _b@ b   canada $+vtC   1375309 46       NC (l. h. baley) fernald COLCHESTER S TP, LOTS 47 & 48, FRONT CON, 5 KM SE HARROW, "OXLEY POISON SUMAC SWAMP". LNM    ?vX CYPERACEAE    copvlata A]i   b  <r 2685a Carex w@   5 laxiculmis CAREX LAXICULVMIS VAR. COPULATA akM    0]tLJ 1982-06-06  ]&< utm 452520
{"catalogNumber": "1375309", "order": "", "family": "Cyperaceae", "scientificName": "Carex laxiculmis var. copulata", "scientificNameAuthorship": "(L. H. Bailey) Fernald", "genus": "Carex", "subgenus": "", "specificEpithet": "laxiculmis", "verbatimTaxonRank": "var.", "infraspecificEpithet": "copulata", "identifiedBy": "", "recordedBy": "Michael J. Oldham", "recordNumber": "2685a", "verbatimEventDate": "1982-06-06", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Canada", "stateProvince": "", "county": "Essex", "municipality": "", "locality": "Colchester S Tp, lots 47 & 48, Front Con, 5 km SE Harrow, \"Oxley Poison Sumac Swamp\".", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "UTM 452520", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}