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": ""}
    guyana  x 1236559   aS: CONTACT UM HERBARIUM    uUdg  eurycheila  PAULUS J.M.MAAS ;*Y   ^ MYRTALES    $% Eugenia eurycheila       4 P)r O. BERG  3878 W__   MYRTACEAE U:<Ws   eugenia x  rogers mcvaugh B 
{"catalogNumber": "1236559", "order": "Myrtales", "family": "Myrtaceae", "scientificName": "Eugenia eurycheila", "scientificNameAuthorship": "O. Berg", "genus": "Eugenia", "subgenus": "", "specificEpithet": "eurycheila", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Rogers McVaugh", "recordedBy": "Paulus J.M. Maas", "recordNumber": "3878", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Guyana", "stateProvince": "", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}