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": ""}
7342 9   O./  1973-10-15 42.330-22 u      +5u Warren H. Wagner, Jr.    WASHTENAW s   5b CANNABACEAE   p 1356649 Celtis occidentalis [!=    % Michigan -84.10384 d^A^$   5M^= United States    BYv rosales    5;= "COLONY OF 6 TREES IN SECOND GROWTH MIXED WITH MORE ABUNDANT CELTIS TENUIFOLIA. LEAVES BEGINNING TO FALL"   b,% pL.  SE OF JUNCTION OF MCCLURE & LOWERY RDS, SYLVAN TWP. [  Celtis t_ i   OCCIDENTALIS -SJ| 
{"catalogNumber": "1356649", "order": "Rosales", "family": "Cannabaceae", "scientificName": "Celtis occidentalis", "scientificNameAuthorship": "L.", "genus": "Celtis", "subgenus": "", "specificEpithet": "occidentalis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Warren H. Wagner, Jr.", "recordNumber": "73462", "verbatimEventDate": "1973-10-15", "habitat": "", "occurrenceRemarks": "\"Colony of 6 trees in second growth mixed with more abundant Celtis tenuifolia. Leaves beginning to fall\"", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Washtenaw", "municipality": "", "locality": "SE of junction of McClure & Lowery Rds, Sylvan Twp.", "decimalLatitude": "42.33022", "decimalLongitude": "-84.10384", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}