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": ""}
POLYGONUM AVICUARE -     1959-08-30  t*on Houghton   t: united states     863 Zmr.d    Polygonum </2Vk   Along asmall brook in moist meadow. 6?     G|D -88.587162  L. M    MICHIGAN q~/$N   aviculare Q    
{"catalogNumber": "", "order": "", "family": "", "scientificName": "Polygonum aviculare", "scientificNameAuthorship": "L.", "genus": "Polygonum", "subgenus": "", "specificEpithet": "aviculare", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "863", "verbatimEventDate": "1959-08-30", "habitat": "Along a small brook in moist meadow.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Houghton", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "-88.587162", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}