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": ""}
2937 7yVr    V JACQ.   AvwA1 panicum maximum maximum < @     Contact UM Herbarium 5]v#x   7D   POALES      P AeL jason r. swallen b1126549 WJ    UE(X  PANICUM   Poaceae O$r%l     cj 1932-08-11  Mexico G?  
{"catalogNumber": "1126549", "order": "Poales", "family": "Poaceae", "scientificName": "Panicum maximum", "scientificNameAuthorship": "Jacq.", "genus": "Panicum", "subgenus": "", "specificEpithet": "maximum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Jason R. Swallen", "recordNumber": "2937", "verbatimEventDate": "1932-08-11", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}