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": ""}
    8374 _Cm  michigan   M(c  arenac &V[A    ` 1958-09-26 polygonaceae ?yp    locally frequent, oak-aspen-jack pine woods. ;xrK   Y 44.067979  !7=ev L.   polygonum &i        %u3 ARENAC TWP., CA. 2 MI. NW OF OMER.     
{"catalogNumber": "", "order": "", "family": "Polygonaceae", "scientificName": "", "scientificNameAuthorship": "L.", "genus": "Polygonum", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "8374", "verbatimEventDate": "1958-09-26", "habitat": "Locally frequent, oak-aspen-jack pine woods.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Arenac", "municipality": "", "locality": "Arenac Twp., ca. 2 mi. NW of Omer.", "decimalLatitude": "44.067979", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}