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": ""}
 y 7+K polygonaceae 3683  3   5#FKk India 1067 &p    +Ym(: SENAPATI  1497653 .__   ,Y(7 MANIPUR  L1 polygonum barbatum  river bottom ;  roxb. i  (v   POLYGONUM ba&   &%l6 1950-09-24 KARONG j:1st    Z 5%1 Caryophyllales    thakur rup chand C>lSb      
{"catalogNumber": "1497653", "order": "Caryophyllales", "family": "Polygonaceae", "scientificName": "Polygonum barbatum", "scientificNameAuthorship": "Roxb.", "genus": "Polygonum", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Thakur Rup Chand", "recordNumber": "3683", "verbatimEventDate": "1950-09-24", "habitat": "River bottom", "occurrenceRemarks": "", "associatedTaxa": "", "country": "India", "stateProvince": "Manipur", "county": "Senapati", "municipality": "", "locality": "Karong", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "1067", "maximumElevationInMeters": ""}