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": ""}
 c_w 1999-03-31 bosque muy seco tropical (oZtR     no data       V~Q 7 c. bonitã¡z  comejo  _KsI   +4S#m CROTON  GUAYAS 1-j   z3 vã­a playas-posorja km 8     (3U- kunth     by G.L. Webster  RIVINIFOLIUS  j %    
{"catalogNumber": "", "order": "", "family": "", "scientificName": "", "scientificNameAuthorship": "Kunth", "genus": "Croton", "subgenus": "", "specificEpithet": "rivinifolius", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "G.L. Webster", "recordedBy": "C. Bonit\u00c3\u00a1z & Comejo", "recordNumber": "", "verbatimEventDate": "1999-03-31", "habitat": "Bosque muy seco tropical", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Guayas", "county": "no data", "municipality": "", "locality": "V\u00c3\u00ada Playas-Posorja Km 8", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "7", "maximumElevationInMeters": ""}