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": ""}
 U2 -85.372894     h!@A AVICULARE   JgK POLYGONUM   EMMA J. COLE pP   M/ KSM 50467  Michigan NSV  S.N. c^_E   1466026 9   R0 kent    Lc$ 42$.988226  ^?>t  UNITED STATES   !7 CARYOPHYLLALES  M k Vergennes.    L. S+ZO4  
{"catalogNumber": "1466026", "order": "Caryophyllales", "family": "", "scientificName": "", "scientificNameAuthorship": "L.", "genus": "Polygonum", "subgenus": "", "specificEpithet": "aviculare", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Emma J. Cole", "recordNumber": "s.n.", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "KSM 50467", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Kent", "municipality": "", "locality": "Vergennes.", "decimalLatitude": "42.988226", "decimalLongitude": "-85.372894", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}