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": ""}
alpena >   6o ABUNDANT, ALL AROUND CANOE LAUNCH IN A DENSE MAT ~4-5" THICK; FLOWERS WHITE. ALISATALES pWX   qus;  jane herbert  N HYDROCHARIS MORSUS-RANAE L. +G/a-        ny Hydrocharis    S.N. E1+Yj   9J 2013-07-21 mighigan ^WH  city of alpena, on thunder bay river duck park canoe launch. 9d  -83.4355667 TZME   fL 45.0662833 Floating, with Lemna triscula and Spirodela polyrhiza, in a Sparganium eurycarpum-Typha mar5h. JfJ  1485021 l&Wu    anton a. reznicek morsus-ranae /8W   @ ?UNITED STATES 
{"catalogNumber": "1485021", "order": "Alismatales", "family": "", "scientificName": "Hydrocharis morsus-ranae", "scientificNameAuthorship": "L.", "genus": "Hydrocharis", "subgenus": "", "specificEpithet": "morsus-ranae", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Anton A. Reznicek", "recordedBy": "Jane Herbert", "recordNumber": "s.n.", "verbatimEventDate": "2013-07-21", "habitat": "Floating, with Lemna triscula and Spirodela polyrhiza, in a Sparganium eurycarpum-Typha marsh.", "occurrenceRemarks": "Abundant, all around canoe launch in a dense mat ~ 4-5\" thick; flowers white.", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Alpena", "municipality": "", "locality": "City of Alpena, On Thunder Bay River Duck Park canoe launch.", "decimalLatitude": "45.0662833", "decimalLongitude": "-83.4355667", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}