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": ""}
CONTACT UM HERBARIUM F  I  2242 od+g   VERACRUZ @f#     $< POALES        1943-07-18 )&yx   cyperus jh 4P    `_/ (WILLD.) ENDL.  dF Cyperaceae     I0ggk AGGREGATUS  cyperus aggregatus U ;$  Mexico &8h0  
{"catalogNumber": "", "order": "Poales", "family": "Cyperaceae", "scientificName": "Cyperus aggregatus", "scientificNameAuthorship": "(Willd.) Endl.", "genus": "Cyperus", "subgenus": "", "specificEpithet": "aggregatus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "2242", "verbatimEventDate": "1943-07-18", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Veracruz", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}