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": ""}
      2 = (L.) MAXIM.  MARGIN OF BROOK.    michigan `/C     Physocarpus opulifolius *vPZL   Physocarpus A&t/G     -84.83744     212 3      +r  45.74531  CpSDg UNITED STATES 
{"catalogNumber": "", "order": "", "family": "", "scientificName": "Physocarpus opulifolius", "scientificNameAuthorship": "(L.) Maxim.", "genus": "Physocarpus", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "212", "verbatimEventDate": "", "habitat": "Margin of brook.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "", "municipality": "", "locality": "", "decimalLatitude": "45.74531", "decimalLongitude": "-84.83744", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}