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": ""}
 1UMg L.M. UMBACH  : L Not abundant  - michx. 1496116 u0        _ k Euphorbia   ? MALPIGHIALES  nsAt. united states     r DuPage         !(; NAPERVILLE.  
{"catalogNumber": "1496116", "order": "Malpighiales", "family": "", "scientificName": "", "scientificNameAuthorship": "Michx.", "genus": "Euphorbia", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "L.M. Umbach", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "Not abundant", "associatedTaxa": "", "country": "United States", "stateProvince": "", "county": "DuPage", "municipality": "", "locality": "Naperville.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}