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": ""}
Adoxaceae s,     v  Allegheny      PITTSBURGH #    sambucus racemos4 eKP   1828-04-28 I +B3  racemosa zA    n ROBERT PETER  _ |x l.  R sambucus  - pennsylvania   f^5| 1537032   -)t1 coal h2ill  Dipsacales vi  
{"catalogNumber": "1537032", "order": "Dipsacales", "family": "Adoxaceae", "scientificName": "Sambucus racemosa", "scientificNameAuthorship": "L.", "genus": "Sambucus", "subgenus": "", "specificEpithet": "racemosa", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Robert Peter", "recordNumber": "", "verbatimEventDate": "1828-04-28", "habitat": "Coal hill", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Pennsylvania", "county": "Allegheny", "municipality": "", "locality": "Pittsburgh", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}