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": ""}
LABEL ILLEGIBLE AND IN 4 FRENCH /       BPS l. tremula 0/     Populus tremula Iz   salicaceae  rT%-   ; NO DATA  3?GC  populus  879 uQ   /z7 not evident  MALPIGHIALES ;   HUNGARY 1  1206420 k1_N2      < CONTACT UM HERBARIUM 
{"catalogNumber": "1206420", "order": "Malpighiales", "family": "Salicaceae", "scientificName": "Populus tremula", "scientificNameAuthorship": "L.", "genus": "Populus", "subgenus": "", "specificEpithet": "tremula", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Not evident", "recordNumber": "879", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "Label Illegible and in a french", "associatedTaxa": "", "country": "Hungary", "stateProvince": "no data", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}