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": ""}
     4 ROBINIA alpena +( U  2016-07-27     kw? N in brushy upland woods.   ^` michigan   FREQUENT. TREE, 8  M TALL. e%    LZ / UNITED SATES   w 15554     :&a$ 8 MILES E OF HILLMAN ON STATE HWY 2. MANNING HILL ROADSIDE PARK.  c| robinia peudoacacia  1559026  1qX  pseudoacacia huazK   
{"catalogNumber": "1559026", "order": "", "family": "", "scientificName": "Robinia pseudoacacia", "scientificNameAuthorship": "", "genus": "Robinia", "subgenus": "", "specificEpithet": "pseudoacacia", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "15554", "verbatimEventDate": "2016-07-27", "habitat": "In brushy upland woods.", "occurrenceRemarks": "Frequent. Tree, 8 m tall.", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Alpena", "municipality": "", "locality": "8 miles E of Hillman on State Hwy 32. Manning Hill Roadside Park.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}