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": ""}
   WASHTENAW l5@   _ catalpa speciosa 1972-06-27       /& BIGNONIACEAE       d9vH: 2688  xkB ruth b. alford (macfarlane)     speciosa Q[&Z&    PJ (WARDER) WARDER EX ENGELM.  c#MO Lamiales    "40-FT., 18 IN DBH; BARK MED GRAY, IN VERTICAL RECTANGULAR PLATES; FLS WHT W/ YEL & PURPLE MARKINGS; ONLY FAINTLY FRAGRANT." [PLANTED?] I@<W 
{"catalogNumber": "", "order": "Lamiales", "family": "Bignoniaceae", "scientificName": "Catalpa speciosa", "scientificNameAuthorship": "(Warder) Warder ex Engelm.", "genus": "", "subgenus": "", "specificEpithet": "speciosa", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Ruth B. Alford (MacFarlane)", "recordNumber": "2688", "verbatimEventDate": "1972-06-27", "habitat": "", "occurrenceRemarks": "\"40-ft., 18 in DBH; bark med gray, in vertical rectangular plates; fls wht w/ yel & purple markings; only faintly fragrant.\" [planted?]", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "Washtenaw", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}