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": ""}
   E8jb, Caryophyllales    UNITED STATES %wg x  42.99284 X     z7g2 PORTULACA OLERACEA S.N.  D    L. 7jOu0   9n9 -82.44219  zxaJU portulacaceae    near port huron.  !s9N 1893-08-14   .^ Dry sandy ground, a weed in fields and especially in gardens. Abundant. st. clair %$xc     Michigan *pXR=    1472228     ]R oleracea
{"catalogNumber": "1472228", "order": "Caryophyllales", "family": "Portulacaceae", "scientificName": "Portulaca oleracea", "scientificNameAuthorship": "L.", "genus": "", "subgenus": "", "specificEpithet": "oleracea", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "s.n.", "verbatimEventDate": "1893-08-14", "habitat": "Dry sandy ground, a weed in fields and especially in gardens. Abundant.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "St. Clair", "municipality": "", "locality": "Near Port Huron.", "decimalLatitude": "42.99284", "decimalLongitude": "-82.44219", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}