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": ""}
 UNITED STATES E   .L Rosaeae (L.) MAXIM. b q  PHYSOCARPUS OPULIFOLIUS (   d MICHIGAN  B 2108   Physocarpus     Nd6` Rosales   !,| 47.470742   IcCR] Keweenaw CHARLES D. RICHARDS !`  1467292 IYVg  Rocky each. >b    1949-06-23 `hHxD   ,u% At Agate Harbor.  (*Gb -88.05816  Y^<JQ "Shrub 6 ft. tall" [Youqng fr #pubescent]   opulifolius xZ:u< 
{"catalogNumber": "1467292", "order": "Rosales", "family": "Rosaceae", "scientificName": "Physocarpus opulifolius", "scientificNameAuthorship": "(L.) Maxim.", "genus": "Physocarpus", "subgenus": "", "specificEpithet": "opulifolius", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Charles D. Richards", "recordNumber": "2108", "verbatimEventDate": "1949-06-23", "habitat": "Rocky beach.", "occurrenceRemarks": "\"Shrub 6 ft. tall\" [Young fr pubescent]", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Keweenaw", "municipality": "", "locality": "At Agate Harbor.", "decimalLatitude": "47.470742", "decimalLongitude": "-88.05816", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}