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": ""}
1416703 e2  leymus AnaY   Ontario o.&z:  Poales X7   LEYMUS ARENARIUS aCs          Stb arenar|us   $, Contact UM Herbarium    (L.) Hochst. 5]    *:6^q 1987-07-09   ` lm 8798 POACEAE (M a  
{"catalogNumber": "1416703", "order": "Poales", "family": "Poaceae", "scientificName": "Leymus arenarius", "scientificNameAuthorship": "(L.) Hochst.", "genus": "Leymus", "subgenus": "", "specificEpithet": "arenarius", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "8798", "verbatimEventDate": "1987-07-09", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Ontario", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}