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": ""}
 crispus +NuWB   <X Vicinity of Ypsilanti. s.n. >dL   1 . Rumex crispus   1917-07-20 Oc !  1469649  @U  MICHIGAN (   j5P5) L.              K CARYOPHYLLALES   yard. dZ    ! nathan a. harvey
{"catalogNumber": "1469649", "order": "Caryophyllales", "family": "", "scientificName": "Rumex crispus", "scientificNameAuthorship": "L.", "genus": "", "subgenus": "", "specificEpithet": "crispus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Nathan A. Harvey", "recordNumber": "s.n.", "verbatimEventDate": "1917-07-20", "habitat": "Yard.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "Vicinity of Ypsilanti.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}