"Hein, Franz" . "Franz Hein" . "Hein" . . . "Franz" . . . _:Bdb9bffbca350792e5c49862b928b77be . "chemie"@nl . _:Bdb9bffbca350792e5c49862b928b77be . _:Bdb9bffbca350792e5c49862b928b77be . _:Bdb9bffbca350792e5c49862b928b77be "2023-05-20"^^ . _:Bdb9bffbca350792e5c49862b928b77be . _:Bdb9bffbca350792e5c49862b928b77be . _:Bdb9bffbca350792e5c49862b928b77be "163472661" . _:Bdb9bffbca350792e5c49862b928b77be . _:Bdb9bffbca350792e5c49862b928b77be . _:Bdb9bffbca350792e5c49862b928b77be .