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": ""}
  //+b "shrub 2-2.5 m. high; flowers pale yellow"    u& Lake      virginiana 43.94458     Q9 16609      _ Hamamelidaceae  |xSO michigan     !3P SANDY WOODED HILLSIDES, ABUNDANT.  Saxifragales Y2Z   p united states     Cn Along route M37, ca. 3 miles north of Baldwin.
{"catalogNumber": "", "order": "Saxifragales", "family": "Hamamelidaceae", "scientificName": "", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "virginiana", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "16609", "verbatimEventDate": "", "habitat": "Sandy wooded hillsides, abundant.", "occurrenceRemarks": "\"Shrub 2-2.5 m. high; flowers pale yellow\"", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Lake", "municipality": "", "locality": "Along route M37, ca. 3 miles north of Baldwin.", "decimalLatitude": "43.94458", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}