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": ""}
1951-08-16 $ 4-O     WRIGHT EX GRISEB. (    Contact UM Herbarium  JH   &mOB 40C73         DV*  G. L. WEBSTER & K. I. MILLER rosales q    CUBA  Lw^k   Dorsteia petraea     PETRAEA p ]    C]6f MORACEAE
{"catalogNumber": "", "order": "Rosales", "family": "Moraceae", "scientificName": "Dorstenia petraea", "scientificNameAuthorship": "Wright ex Griseb.", "genus": "", "subgenus": "", "specificEpithet": "petraea", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "G. L. Webster & K. I. Miller", "recordNumber": "4073", "verbatimEventDate": "1951-08-16", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Cuba", "stateProvince": "", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}