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": ""}
  r!p 268    1924-07-02 6g3   vy| FALLOPIA CILINODIS  1512952 #QEw   6 CILINODIS   Oa k POLYGONACEAE  bKW# michigan united sttes ME   ] (michx.) holub  FALLOPIA  YH    -84.715694 B bHG       opvK carl o. erlanson  CHEBOjYGAN &;m 
{"catalogNumber": "1512952", "order": "", "family": "Polygonaceae", "scientificName": "Fallopia cilinodis", "scientificNameAuthorship": "(Michx.) Holub", "genus": "Fallopia", "subgenus": "", "specificEpithet": "cilinodis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Carl O. Erlanson", "recordNumber": "268", "verbatimEventDate": "1924-07-02", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Cheboygan", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "-84.715694", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}