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": ""}
     k Robert W. Smith         W low open ground      4@M -84.3616 4289 vq=U   #o w. of us-127, n. of us-12, woodstock twp. t5sr1es6, ne qtr of nw qtr    $V (RIDDELL) G. L. NESOM  Michigan ?z5   Symphyotrichum oolentangiense)7k:  
{"catalogNumber": "", "order": "", "family": "", "scientificName": "Symphyotrichum oolentangiense", "scientificNameAuthorship": "(Riddell) G. L. Nesom", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Robert W. Smith", "recordNumber": "4289", "verbatimEventDate": "", "habitat": "low open ground", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "w. of US-127, n. of US-12, Woodstock Twp. T5SR1ES6, ne qtr of nw qtr", "decimalLatitude": "", "decimalLongitude": "-84.3616", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}