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": ""}
 Y UNITED STATES  a*  -71.3443   f 42.2782 Salicaceae   #    $ 1910-04-15 SALIX HUMILIS VAR. TRISTIS X  523     AYETTE F. FORBES    salix 7tV  MASSACHUSETTS z&j    /fYs! Malpighiales  k$ humilis  I  Middlesex tristis  Up     1456004 W#wp$     0 >J natick.  u MY WILLOW GARDEN. NO. 3... CUTTINGS FROM NATICK. [SHEET WITH ACTIVE BARCODE 1456004 CONTAINS INACTIVE BARCODE NUMBER 1456005.]  YXb (aitom) griggs VAR. :  
{"catalogNumber": "1456004", "order": "Malpighiales", "family": "Salicaceae", "scientificName": "Salix humilis var. tristis", "scientificNameAuthorship": "(Aiton) Griggs", "genus": "Salix", "subgenus": "", "specificEpithet": "humilis", "verbatimTaxonRank": "var.", "infraspecificEpithet": "tristis", "identifiedBy": "", "recordedBy": "Fayette F. Forbes", "recordNumber": "523", "verbatimEventDate": "1910-04-15", "habitat": "", "occurrenceRemarks": "My willow garden. No. 3... Cuttings from Natick. [Sheet with active barcode 1456004 contains inactive barcode number 1456005.]", "associatedTaxa": "", "country": "United States", "stateProvince": "Massachusetts", "county": "Middlesex", "municipality": "", "locality": "Natick.", "decimalLatitude": "42.2782", "decimalLongitude": "-71.3443", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}