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": ""}
     68 4845     lucas v&>             ENGELM. m,_c       $ $ LARGE SHALLOW PRESENTLY DRY MARSH. ASSOCIATES: TYPHA LATIFOLIA, SCIRPUS PENDULUS, LUDWIGIA POLYLEPIS, JUNCUS EFFUSUS, J. BRACHYCARPUS, EUPATOIUM PERFOLIATUM, MMULUS RINGENS 
{"catalogNumber": "", "order": "", "family": "", "scientificName": "", "scientificNameAuthorship": "Engelm.", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "4845", "verbatimEventDate": "", "habitat": "Large shallow presently dry marsh. Associates: Typha latifolia, Scirpus pendulus, Ludwigia polylepis, Juncus effusus, J. brachycarpus, Eupatorium perfoliatum, Mimulus ringens", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "Lucas", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}