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": ""}
Polygon4ceae #=  1439810 51     CONTACT UM HERBARIUM u#,      KBh depressum subsp. P0 z-    / 6l: POLYGONUM AVICULARE SUBSP. DEPRESSUM   aviculare uo9#      5l  ohio  Polygonum Pu`   rgmHf FREDERICK O. GROVER  oR > lorain United States 2`   = Caryophyllales (meisn.) arcang. le    
{"catalogNumber": "1439810", "order": "Caryophyllales", "family": "Polygonaceae", "scientificName": "Polygonum aviculare subsp. depressum", "scientificNameAuthorship": "(Meisn.) Arcang.", "genus": "Polygonum", "subgenus": "", "specificEpithet": "aviculare", "verbatimTaxonRank": "subsp.", "infraspecificEpithet": "depressum", "identifiedBy": "", "recordedBy": "Frederick O. Grover", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Ohio", "county": "Lorain", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}