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": ""}
UNITED STATES L>8         V5X HEMLOCK LAKE. -85.80732 ^hhkW   Dzr s.n.  ufU2 ARACEAE      E.W. Roelofs   3^ SPIRODELA POLYRHIZA  J Alismatales POLYRHIZA zs   (l.) schleid.  )[   :  SPIRODELA   E. Landolt    42.06371 Vu-s   MICHIGAN J~ M  1289976   
{"catalogNumber": "1289976", "order": "Alismatales", "family": "Araceae", "scientificName": "Spirodela polyrhiza", "scientificNameAuthorship": "(L.) Schleid.", "genus": "Spirodela", "subgenus": "", "specificEpithet": "polyrhiza", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "E. Landolt", "recordedBy": "E.W. Roelofs", "recordNumber": "s.n.", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "Hemlock Lake.", "decimalLatitude": "42.06371", "decimalLongitude": "-85.80732", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}