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": ""}
  1768 ?#?          / 1185321 virens v        PRUNUS SEROTINA SUBSP. VIRENS zzy<   PINE-OAK FOREST | ROCKY IGNEOUS SLOPES ) 3eR    MH RANCHO BYERLY, SIERRA CHARUCO   XA G 1948-04-17  
{"catalogNumber": "1185321", "order": "", "family": "", "scientificName": "Prunus serotina subsp. virens", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "virens", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "1948-04-17", "habitat": "Pine-Oak Forest | Rocky igneous slopes", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "Rancho Byerly, Sierra Charuco", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "1768", "maximumElevationInMeters": ""}