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": ""}
 Panicum lepidulum ALQ  A.S. Hitchc. & Chase r,  poaceae +&     acb 112650    8h u POALES  228 Q;#fW   1956-06-27 m( 7  Floyd R. Waller, Jr. ]Yq     + Mexico CONTACT UM HERBARIUM = J:  lepidulum Mv        
{"catalogNumber": "1126507", "order": "Poales", "family": "Poaceae", "scientificName": "Panicum lepidulum", "scientificNameAuthorship": "A.S. Hitchc. & Chase", "genus": "", "subgenus": "", "specificEpithet": "lepidulum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Floyd R. Waller, Jr.", "recordedBy": "", "recordNumber": "228", "verbatimEventDate": "1956-06-27", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}