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": ""}
1933-09-07 K    TH Banks of Huron River near Delhi.    ,ua (MICHX.) SMALL   42.332815 AkO .    =?Y3h [plate-glands on leaves & perianth = p. opelousanum] delhi was a mill, village, and post office along the huron river, near the delhi road bridge  `lp michig4n    united states  EN Q 1466225  ) Persicaria hydropiperoides POYGONACEAE b B_  PERSICARIA sG#_    =; CARYOHYLLALES      john h. ehlers @ZGgT  hydropiperoides Z] Cr   l9y $ 5504  c f -83.809099
{"catalogNumber": "1466225", "order": "Caryophyllales", "family": "Polygonaceae", "scientificName": "Persicaria hydropiperoides", "scientificNameAuthorship": "(Michx.) Small", "genus": "Persicaria", "subgenus": "", "specificEpithet": "hydropiperoides", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "John H. Ehlers", "recordNumber": "5504", "verbatimEventDate": "1933-09-07", "habitat": "", "occurrenceRemarks": "[Plate-glands on leaves & perianth = P. opelousanum] Delhi was a mill, village, and post office along the Huron River, near the Delhi Road Bridge", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "Banks of Huron River near Delhi.", "decimalLatitude": "42.332815", "decimalLongitude": "-83.809099", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}