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": ""}
      W _x ROGER W. SANDERS      46.651791 v:  Michigan 4+   1973-07-12 a2    pumila 0        ^0n "Low shrub, from 15-65 cm., stem oftn buried 30-60 cm. into sand, rooting at nodes; forming loose colonies. Developing fruit green. Common. Gallified furit included"  l. ?H~    HIGH (PERCHED) OPEN SAND DUNES. 7&ycG 
{"catalogNumber": "", "order": "", "family": "", "scientificName": "", "scientificNameAuthorship": "L.", "genus": "", "subgenus": "", "specificEpithet": "pumila", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Roger W. Sanders", "recordNumber": "", "verbatimEventDate": "1973-07-12", "habitat": "High (perched) open sand dunes.", "occurrenceRemarks": "\"Low shrubs, from 15-65 cm., stem often buried 30-60 cm. into sand, rooting at nodes; forming loose colonies. Developing fruit green. Common. Gallified furit included\"", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "", "decimalLatitude": "46.651791", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}