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": ""}
PORTO Ac      porto O        D POURR. EX LAPEYR.  DR$. O. BUCHTIEN ?$    delicatula  C< #     POACEAE  2kV        VA:  sandige hHã¼gel  
{"catalogNumber": "", "order": "", "family": "Poaceae", "scientificName": "", "scientificNameAuthorship": "Pourr. ex Lapeyr.", "genus": "", "subgenus": "", "specificEpithet": "delicatula", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Dr. O. Buchtien", "recordNumber": "", "verbatimEventDate": "", "habitat": "Sandige H\u00c3\u00bcgel", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Porto", "county": "Porto", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}