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": ""}
 mWi9 Euphorbia      1R~ united states 196-09-16 sjf ,   W3 ? MARGNATA pursh /1     =1 z Euphorbiaceae   29 CULTIV4TED IN GARDEN OF S. WHITEHOUSE, CANTON  MASSACHUSETTS dn?w       147 /   166264 L    ] EUPHORBIA MARGINATA 
{"catalogNumber": "1662694", "order": "", "family": "Euphorbiaceae", "scientificName": "Euphorbia marginata", "scientificNameAuthorship": "Pursh", "genus": "Euphorbia", "subgenus": "", "specificEpithet": "marginata", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "147", "verbatimEventDate": "1963-09-16", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Massachusetts", "county": "", "municipality": "", "locality": "Cultivated in garden of S. Whitehouse, Canton", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}