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": ""}
       1776 y7   s!37  U.T. Waterfall     -106.805       xS9 Sinaloa   1956-08-16 =%p    <k  el coacoyol; mazatlã¡n; 63 mi nw of mazatlã¡n     
{"catalogNumber": "", "order": "", "family": "", "scientificName": "", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "U.T. Waterfall", "recordNumber": "12776", "verbatimEventDate": "1956-08-16", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Sinaloa", "county": "", "municipality": "", "locality": "El Coacoyol; Mazatl\u00c3\u00a1n; 63 mi NW of Mazatl\u00c3\u00a1n", "decimalLatitude": "", "decimalLongitude": "-106.805", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}