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": ""}
 Vdw P.M. PETERSON Mexico       d 0i FORREST SHREVE    O*jLU microsperma  B40%  poales   IHY 112!4639 1935-03-04 ?_R8/       VeSKI Poaceae    (dc.) trin. :kv/      Y   7013    
{"catalogNumber": "1124639", "order": "Poales", "family": "Poaceae", "scientificName": "", "scientificNameAuthorship": "(DC.) Trin.", "genus": "", "subgenus": "", "specificEpithet": "microsperma", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "P.M. Peterson", "recordedBy": "Forrest Shreve", "recordNumber": "7013", "verbatimEventDate": "1935-03-04", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}