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": ""}
 & MEXICO  ?+ JERZY RZEDOWSKI Euphorbiaceae a       r& corymbulosus      1955-10-07 l^5;   Malpighiales    MOCTEZUMA FAU     6719 /$        -&Z Croton  116019 etU,4 
{"catalogNumber": "1160193", "order": "Malpighiales", "family": "Euphorbiaceae", "scientificName": "", "scientificNameAuthorship": "", "genus": "Croton", "subgenus": "", "specificEpithet": "corymbulosus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Jerzy Rzedowski", "recordNumber": "6719", "verbatimEventDate": "1955-10-07", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "", "county": "Moctezuma", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}