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": ""}
 Unitd States :Px|   U&=U DAVID M JOHNSON       g  CAROLINENSE  12l28334 |t    GROWING IN GRAVEL AMONG PLANTED JUNI:PERS IN OPEN SUN. lVl/F   ingham P  solanum caro|inens5e    parking lot of St. Lawrece H0spital on West Saginaw, Lansing. 3DU  MICHIGAN :6_a    L. r j   *yt 1986-07-06    Solanu XO/& 
{"catalogNumber": "1228334", "order": "", "family": "", "scientificName": "Solanum carolinense", "scientificNameAuthorship": "L.", "genus": "Solanum", "subgenus": "", "specificEpithet": "carolinense", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "David M. Johnson", "recordNumber": "", "verbatimEventDate": "1986-07-06", "habitat": "Growing in gravel among planted junipers in open sun.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Ingham", "municipality": "", "locality": "parking lot of St. Lawrence Hospital on West Saginaw, Lansing.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}