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": ""}
India `T6in  COIMBATORE A-   Walter N. Koelz KZ     R SPIRODELA POLYRHIZA  tamil nadu A u   G^  Pond   19881 fCs_/   (L.) SCHLEID. Sh?   /  Araceae   ( eh? 1489705        m?/ polyrhiza  1948-03-05 <uoO    R9W Coimbatore Division, Madras Presidency 
{"catalogNumber": "1489705", "order": "", "family": "Araceae", "scientificName": "Spirodela polyrhiza", "scientificNameAuthorship": "(L.) Schleid.", "genus": "", "subgenus": "", "specificEpithet": "polyrhiza", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Walter N. Koelz", "recordNumber": "19881", "verbatimEventDate": "1948-03-05", "habitat": "Pond", "occurrenceRemarks": "", "associatedTaxa": "", "country": "India", "stateProvince": "Tamil Nadu", "county": "Coimbatore", "municipality": "", "locality": "Coimbatore Division, Madras Presidency", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}