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": ""}
 ROBERT W. SMITH [:/hX         8Qa 2001-08-20   n*K CARYOPHYLLALES LENAWEE F  l. w    s. side of kniffen rd., w. of railroad w. of hoagland rd., ridgeway twp. t6sr5es3, nw qtr of ne qtr ^`Nt<    4 oleraca MICHIGAN Q&IF   PORTULACA OLERACEA b   | f- portulacaceae     
{"catalogNumber": "", "order": "Caryophyllales", "family": "Portulacaceae", "scientificName": "Portulaca oleracea", "scientificNameAuthorship": "L.", "genus": "", "subgenus": "", "specificEpithet": "oleracea", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Robert W. Smith", "recordNumber": "", "verbatimEventDate": "2001-08-20", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Lenawee", "municipality": "", "locality": "s. side of Kniffen Rd., w. of railroad w. of Hoagland Rd., Ridgeway Twp. T6SR5ES3, nw qtr of ne qtr", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}