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": ""}
united states s,a    dirca J 6  1892-04-18 oae   MICHIGAN Hk       aEq -85.668086  N7 + DIEXA CRESWELL     grand rapids &5_L   KSM44751 O(  1355214  k7   palustris y$  42.96336 k<dez    n s.n.  THYMELAEACEAE .j7  
{"catalogNumber": "1355214", "order": "", "family": "Thymelaeaceae", "scientificName": "", "scientificNameAuthorship": "", "genus": "Dirca", "subgenus": "", "specificEpithet": "palustris", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Diexa Creswell", "recordNumber": "s.n.", "verbatimEventDate": "1892-04-18", "habitat": "", "occurrenceRemarks": "KSM44751", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "Grand Rapids", "decimalLatitude": "42.96336", "decimalLongitude": "-85.668086", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}