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": ""}
  CONTACT UM HERBARIUM *-   ? w COMMELINALES  HBk MATUDANTHUS NANUS  1H 1973-07-23    1141464 V   +x mexico matudanthus :tC     D.R. HUNT M z  Commelinaceae ?:aW     *  NANUS     (M.Martens & Galeotti) D.R.Hunt y[    gordon d. mcpherson Sc 
{"catalogNumber": "1141464", "order": "Commelinales", "family": "Commelinaceae", "scientificName": "Matudanthus nanus", "scientificNameAuthorship": "(M.Martens & Galeotti) D.R.Hunt", "genus": "Matudanthus", "subgenus": "", "specificEpithet": "nanus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "D.R. Hunt", "recordedBy": "Gordon D. McPherson", "recordNumber": "", "verbatimEventDate": "1973-07-23", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}