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": ""}
  J  A.J. Pieters    VERTICILLATUS 5OYa    )GD maryland  9%JBT -77.1267   jfw polygonaceae MONTGOMERY $P$ N     7(q: GRPM 41854  OC 1497850   ( 1897-05-18 38.944  6 C4    i$5 S.N.  rumex verticillatus Y  high island *;    rumex V3  L. ;b 5  
{"catalogNumber": "1497850", "order": "", "family": "Polygonaceae", "scientificName": "Rumex verticillatus", "scientificNameAuthorship": "L.", "genus": "Rumex", "subgenus": "", "specificEpithet": "verticillatus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "A.J. Pieters", "recordNumber": "s.n.", "verbatimEventDate": "1897-05-18", "habitat": "", "occurrenceRemarks": "GRPM 41854", "associatedTaxa": "", "country": "", "stateProvince": "Maryland", "county": "Montgomery", "municipality": "", "locality": "High Island", "decimalLatitude": "38.944", "decimalLongitude": "-77.1267", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}