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": ""}
     & HUMILIS    My willow garden. Cuttings from Natick [Middlesex Co., Massachusetts] [Inactive barcode number. On sheet with active barcode number 1456008 & another inactive barcode, number 1456009] A4vO    ; UNITED STATES  kv2 SALIX      ,ud MASSACHUSETTS  middlesex 5    HY*R^ MARSHALL 1456010 d  521 1    salicaceae 8Se    E -71.3443
{"catalogNumber": "1456010", "order": "", "family": "Salicaceae", "scientificName": "", "scientificNameAuthorship": "Marshall", "genus": "Salix", "subgenus": "", "specificEpithet": "humilis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "521", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "My willow garden. Cuttings from Natick [Middlesex Co., Massachusetts] [Inactive barcode number. On sheet with active barcode number 1456008 & another inactive barcode, number 1456009]", "associatedTaxa": "", "country": "United States", "stateProvince": "Massachusetts", "county": "Middlesex", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "-71.3443", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}