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": ""}
1957-08-20 A:4O   5335 6+V   *hh SOLANALES  OCEANA TU.    Z6@ 1228459      edward g. voss ?u   Cl>z united states   AKL| Solanum dulcamara Solanaceae ;  dulcamara Y *    solanum |Epy  occasional on moist ground PC   i1dHi L. ON W SIDE OF ROUND LAKE, CA. 1 3/4 MI NW OF MEARS. =9     michigan ?]  
{"catalogNumber": "1228459", "order": "Solanales", "family": "Solanaceae", "scientificName": "Solanum dulcamara", "scientificNameAuthorship": "L.", "genus": "Solanum", "subgenus": "", "specificEpithet": "dulcamara", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Edward G. Voss", "recordNumber": "5335", "verbatimEventDate": "1957-08-20", "habitat": "occasional on moist ground", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Oceana", "municipality": "", "locality": "on W side of Round Lake, ca. 1 3/4 mi NW of Mears.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}