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": ""}
         1946-05-12 42.456686 o5q44         h/[J7 L.    2m# PRUNUS    oO/a> -84.005246   > 1468563  rosaceae J7  virginiana F  roadside in woods. soil; sandy loam. asssocies: quercues, carya, juniperus communis, pterioium aquilinum, carex Kpennsylvanica  h   
{"catalogNumber": "1468563", "order": "", "family": "Rosaceae", "scientificName": "", "scientificNameAuthorship": "L.", "genus": "Prunus", "subgenus": "", "specificEpithet": "virginiana", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "1946-05-12", "habitat": "Roadside in woods. Soil; sandy loam. Asssocies: Quercues, Carya, Juniperus communis, Pteridium aquilinum, Carex pennsylvanica", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "42.456686", "decimalLongitude": "-84.005246", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}