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": ""}
 y6 h 1661944  E[ PIZARRO 4942 l!    ]$ euphorbia     5di Colombi   A d. burch thymifolia JTu       1945-09-19  Y7tr     Q)w:f Malpighiales    PvQB wall. euphorbia thymifolia 3M1IZ    
{"catalogNumber": "1661944", "order": "Malpighiales", "family": "", "scientificName": "Euphorbia thymifolia", "scientificNameAuthorship": "Wall.", "genus": "Euphorbia", "subgenus": "", "specificEpithet": "thymifolia", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "D. Burch", "recordedBy": "", "recordNumber": "4942", "verbatimEventDate": "1945-09-19", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Colombia", "stateProvince": "", "county": "", "municipality": "", "locality": "Pizarro", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}