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": ""}
   h$a ctenium aromaticum   ,2ub forrest  %M MISSISSIPPI  iQ ` 195 0-07-17 Poales CX     1409567 GV `      )1 G. L. WEBSTER & K. I. MILLER poaceae [HeKh         XE  (WALTER) ALPH. WOOD   contact um herbarium D$atv  
{"catalogNumber": "1409567", "order": "Poales", "family": "Poaceae", "scientificName": "Ctenium aromaticum", "scientificNameAuthorship": "(Walter) Alph. Wood", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "G. L. Webster & K. I. Miller", "recordNumber": "", "verbatimEventDate": "1950-07-17", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Mississippi", "county": "Forrest", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}