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": ""}
 1952-07-18 v        Lag. ~      z APIACEAE  guerrero    MICROPLEURA P $+:   M.E. Mathias )      micropleura renifolia =RhW1    `SQ: Contact UM Herbarium renifolia x;6  
{"catalogNumber": "", "order": "", "family": "Apiaceae", "scientificName": "Micropleura renifolia", "scientificNameAuthorship": "Lag.", "genus": "Micropleura", "subgenus": "", "specificEpithet": "renifolia", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "M.E. Mathias", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "1952-07-18", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Guerrero", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}