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": ""}
 "PETALS WHITE." [I.E. IRIQUOIS DR. SITE, IN ANN ARBOR] .3_y     iW+ Holosteum umbellatum  CARYOPHYLLALES #am   $ BOTANICAL GARDENS ANN ARBOR    HOLOSTEUM e   s L.            j washtenaw CAAYOPHYLLACEAE E   
{"catalogNumber": "", "order": "Caryophyllales", "family": "Caryophyllaceae", "scientificName": "Holosteum umbellatum", "scientificNameAuthorship": "L.", "genus": "Holosteum", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "\"Petals white.\" [i.e. Iriquois Dr. site, in Ann Arbor]", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "Washtenaw", "municipality": "", "locality": "Botanical Gardens Ann Arbor", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}