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": ""}
 CXC. CELTIS  S xCu WARREN H. WAGNER, JR.  w4shtenaw ~s6 *   ROSALES /U=t:    EiOk 42.316582     Nutt. D    tenuifolia 3Mss   73407 y1 Kj  CANNABACEAE O<      5-) 1973-09-02  -#m4h -84.064216 michigan ?j/     united states u(!   
{"catalogNumber": "", "order": "Rosales", "family": "Cannabaceae", "scientificName": "", "scientificNameAuthorship": "Nutt.", "genus": "Celtis", "subgenus": "", "specificEpithet": "tenuifolia", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Warren H. Wagner, Jr.", "recordNumber": "73407", "verbatimEventDate": "1973-09-02", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Washtenaw", "municipality": "", "locality": "", "decimalLatitude": "42.316582", "decimalLongitude": "-84.064216", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}