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": ""}
 Y CHACO  .em4  argentina   CONTACT UM HERBARIUM  :  ALPIGHIACEAE e6Y   V= 1522273   uVf brevifolia  q  1â de mayo   MALPIGHIALES )     Hh$d A.G. Schulz  18053 Wo~ &  WILLIAM R. ANDERSON d`%J     D 1972-01-01  MASCAGNIA BREVIFOLIA DY6fV   +LPgG mascagnia  
{"catalogNumber": "1522273", "order": "Malpighiales", "family": "Malpighiaceae", "scientificName": "Mascagnia brevifolia", "scientificNameAuthorship": "", "genus": "Mascagnia", "subgenus": "", "specificEpithet": "brevifolia", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "William R. Anderson", "recordedBy": "A.G. Schulz", "recordNumber": "18053", "verbatimEventDate": "1972-01-01", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Argentina", "stateProvince": "Chaco", "county": "1\u00c2\u00b0 de Mayo", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}