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": ""}
      ,MC CONTACT UM H?ERBARIUM SIRI VON REWIS 4f Z   A canum      1166440 ^FB/U     DESMODIUM KS    SCHINZ & THELL. 31LC   fabaceae e C |    F, Fabales  1952-9-03 5(2X  DESMODIUM CANUM eK`n7 
{"catalogNumber": "1166440", "order": "Fabales", "family": "Fabaceae", "scientificName": "Desmodium canum", "scientificNameAuthorship": "Schinz & Thell.", "genus": "Desmodium", "subgenus": "", "specificEpithet": "canum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Siri Von Reis", "recordNumber": "", "verbatimEventDate": "1952-09-03", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}