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": ""}
1016 $v R)   Y& R. Schneider   Kh ROSALES j4mes b. phipps [<  CRATAEGUS $     EGGL. e   gregqiama R8g0   MEXICO MkY@R   ROSACEAE  &   1938-08-21  ,    u/_ - 1169749       Contact UM Herbarium /r7:[  
{"catalogNumber": "1169749", "order": "Rosales", "family": "Rosaceae", "scientificName": "", "scientificNameAuthorship": "Eggl.", "genus": "Crataegus", "subgenus": "", "specificEpithet": "greggiana", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "James B. Phipps", "recordedBy": "R. Schneider", "recordNumber": "1016", "verbatimEventDate": "1938-08-21", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}