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": ""}
 !, 1479395   Yu 1867     s.n. x8t  PIPTATHEROPSIS PUNGENS F^nh    0,> michigSan    poales 4J   [the handwritling is that of j.f. eastwood; perhaps not colliected by harrington, who, in 1867, collected only in washtenaw co., so far as we know, where this species does not occur. a.a. reznicek 2013] ahuGY      MARK W. HARRINGTON f]m+/   (torr.) romasch. 3     
{"catalogNumber": "1479395", "order": "Poales", "family": "", "scientificName": "Piptatheropsis pungens", "scientificNameAuthorship": "(Torr.) Romasch.", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Mark W. Harrington", "recordNumber": "s.n.", "verbatimEventDate": "1867", "habitat": "", "occurrenceRemarks": "[The handwriting is that of J.F. Eastwood; perhaps not colliected by Harrington, who, in 1867, collected only in Washtenaw Co., so far as we know, where this species does not occur. A.A. Reznicek 2013]", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}