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": ""}
      >`I   18.9675      :k (L.) Schleid.  Vq FRESHWATER MARSHES IN DEPRSSIONS IN PALM FOREST, NEAR SEA LEVEL. FLOATING IN SHADED SHALLOW WATER. FRONDS REDDISH BENEATH.     COLIMA *[7h    .) SPIRODELA POLYRHIZA  I7q H 15682   <yasX A. NOVELO RETANA      
{"catalogNumber": "", "order": "", "family": "", "scientificName": "Spirodela polyrhiza", "scientificNameAuthorship": "(L.) Schleid.", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "A. Novelo Retana", "recordedBy": "", "recordNumber": "15682", "verbatimEventDate": "", "habitat": "Freshwater marshes in depressions in palm forest, near sea level. Floating in shaded shallow water. Fronds reddish beneath.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Colima", "county": "", "municipality": "", "locality": "", "decimalLatitude": "18.9675", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}