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": ""}
   &&>gn 638     Alismatales ^z+   A. BENN. 7 7e  wastenaw z      #z 9 United States      "in part" [in 6 sections across stipules (and buds) i find no connate margins. leaves 5-7-nerued = p. longiligulatus? egv59] 7F0      Vw betty m. robertson  michigan -v! 
{"catalogNumber": "", "order": "Alismatales", "family": "", "scientificName": "", "scientificNameAuthorship": "A. Benn.", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Betty M. Robertson", "recordNumber": "638", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "\"in part\" [In 6 sections across stipules (and buds) I find no connate margins. Leaves 5-7-nerved = P. longiligulatus? EGV59]", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Washtenaw", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}