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": ""}
    uWr& Pangani     malpighiales  t r. e. s. tanner   34! on edge of track through thick forest; sandy soil euphorbiaceae /HqH      Te<: croton psudopulchellus 1955-07-12 3 K   Tanzania 4i   E!`- pax CROTON g5   nxvL 152  1 Tree 20 feet tall, single stem many branched, sap colourless; leaves glabrous above, silver beneath, ust coming into flowers   !B:4| 1958  ! Tanga PSEUDOPULCHELLUSM )   7u Msebugwe Forest, Mwera Chiefdom 1542996 -kV   
{"catalogNumber": "1542996", "order": "Malpighiales", "family": "Euphorbiaceae", "scientificName": "Croton pseudopulchellus", "scientificNameAuthorship": "Pax", "genus": "Croton", "subgenus": "", "specificEpithet": "pseudopulchellus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "R. E. S. Tanner", "recordNumber": "1958", "verbatimEventDate": "1955-07-12", "habitat": "On edge of track through thick forest; sandy soil", "occurrenceRemarks": "Tree 20 feet tall, single stem many branched, sap colourless; leaves glabrous above, silver beneath, just coming into flowers", "associatedTaxa": "", "country": "Tanzania", "stateProvince": "Tanga", "county": "Pangani", "municipality": "", "locality": "Msebugwe Forest, Mwera Chiefdom", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "152", "maximumElevationInMeters": ""}