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": ""}
SPIRODELA @Yz    18.9675     (:o( El GuamÃºchil; km 292, 15 mi ESE of Manzanillo  cA2  mexico    fG Freshwater marshes in depressions in palm forest, near sea level. Floating in shaded shallow water. Fronds reddish beneath. -104.104 PNl      e9I POLYRHIZA 1957-07-23 JVj[v   1139150 Tpcx    15682 K   Wr colima  A. NOVELO RETANA o6   ^fD Alismatales    MANZANILLO zR  Rogers McVaugh  2 
{"catalogNumber": "1139150", "order": "Alismatales", "family": "", "scientificName": "", "scientificNameAuthorship": "", "genus": "Spirodela", "subgenus": "", "specificEpithet": "polyrhiza", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "A. Novelo Retana", "recordedBy": "Rogers McVaugh", "recordNumber": "15682", "verbatimEventDate": "1957-07-23", "habitat": "Freshwater marshes in depressions in palm forest, near sea level. Floating in shaded shallow water. Fronds reddish beneath.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Colima", "county": "Manzanillo", "municipality": "", "locality": "El Guam\u00c3\u00bachil; km 292, 15 mi ESE of Manzanillo", "decimalLatitude": "18.9675", "decimalLongitude": "-104.104", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}