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": ""}
       M! Roxb.   f,G 1219   u1!( euphorbiaceae  8 shaw  Assam    MALPIGHIALES /    0K& INDIA  T joufra  3H 1950-03-19    zmcM( Croton joufra    ^BgzH Tura Mountain, Garo Hills    no data  Croton n7C    65 tree, 18" dia. 
{"catalogNumber": "", "order": "Malpighiales", "family": "Euphorbiaceae", "scientificName": "Croton joufra", "scientificNameAuthorship": "Roxb.", "genus": "Croton", "subgenus": "", "specificEpithet": "joufra", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Shaw", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "1950-03-19", "habitat": "", "occurrenceRemarks": "tree, 18\" dia.", "associatedTaxa": "", "country": "India", "stateProvince": "Assam", "county": "no data", "municipality": "", "locality": "Tura Mountain, Garo Hills", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "1219", "maximumElevationInMeters": ""}