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=& Several. Corolla yellow.  %JbK united states    2017-09-14 Sb       i  HELIANTHUS            IN LOW SE END OF NOW Â± DRY COSTAL PLAIN MARSH. MOSTLV OPEN, IN MOIST Â± RICH AND SOMEWHAT SANDY SOIL. WITH, LYCOPUS AMERICANUS, CALAMAGROSTIS CANADENSIS, RUBUS PUBSCENS, SOLIDAGO ALTISMA, EUTROCHIUM MACULATUM, PERANTHES ALBA. iS  
{"catalogNumber": "", "order": "", "family": "", "scientificName": "", "scientificNameAuthorship": "", "genus": "Helianthus", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "2017-09-14", "habitat": "In low SE end of now \u00c2\u00b1 dry Costal Plain Marsh. Mostly open, in moist \u00c2\u00b1 rich and somewhat sandy soil. With, Lycopus americanus, Calamagrostis canadensis, Rubus pubscens, Solidago altisma, Eutrochium maculatum, Peranthes alba.", "occurrenceRemarks": "Several. Corolla yellow.", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}