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": ""}
     md[ 1992-10-20   - Tetrapterys pusilla    5 33   u CUYUNI-MAZARUNI  Steyerm. !yW     q  guyana     TETRAPTERYS   &T1  t. w. henkel  4K  MALPIGHIACEAE   rW<K malpighiales   Y PUSILLA     i 1545972
{"catalogNumber": "1545972", "order": "Malpighiales", "family": "Malpighiaceae", "scientificName": "Tetrapterys pusilla", "scientificNameAuthorship": "Steyerm.", "genus": "Tetrapterys", "subgenus": "", "specificEpithet": "pusilla", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "T. W. Henkel", "recordNumber": "33", "verbatimEventDate": "1992-10-20", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Guyana", "stateProvince": "Cuyuni-Mazaruni", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}