Theophylline nicotinamide;Theophyllin nikotinsaureamid [German];Theophylline, compd. with nicotinamide;Theophyllin nikotinsaureamid;AC1MI6I9;LS-149633;1,3-dimethyl-7H-purine-2,6-dione; pyridine-3-carboxamide;42581-41-9
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