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": ""}
asteraceae ?2;   -83.726329 igj  42.270872 <    ( 1892-08-19 A.J. Pieters M   N 5 LINDA E. WATSON  =  Washtenaw    VULGARE  N:   1^ Ann Arbor  _5 Tanacetum    VU United Sta tes 1517300 yL<   D Asterales ROADSIDE =25 o  l. e   michigan 8NCb[   GD Tanacetum vulgare   
{"catalogNumber": "1517300", "order": "Asterales", "family": "Asteraceae", "scientificName": "Tanacetum vulgare", "scientificNameAuthorship": "L.", "genus": "Tanacetum", "subgenus": "", "specificEpithet": "vulgare", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Linda E. Watson", "recordedBy": "A.J. Pieters", "recordNumber": "", "verbatimEventDate": "1892-08-19", "habitat": "roadside", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Washtenaw", "municipality": "", "locality": "Ann Arbor", "decimalLatitude": "42.270872", "decimalLongitude": "-83.726329", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}