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": ""}
   J. & M. S. Clemens )x%   (burm.f.) merr. ^Sr      1927-05 W<$   Common on beach and in dunes 4q     1DX Vietnam 1711085 7[    POALES :8)f     o]9 4479     Ig littoreus 
{"catalogNumber": "1711085", "order": "Poales", "family": "", "scientificName": "", "scientificNameAuthorship": "(Burm.f.) Merr.", "genus": "", "subgenus": "", "specificEpithet": "littoreus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "J. & M. S. Clemens", "recordNumber": "4479", "verbatimEventDate": "1927-05", "habitat": "Common on beach and in dunes", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Vietnam", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}