2H-1-Benzopyran-2-one, 8-(dodecyloxy)-3-(1H-tetrazol-5-yl)- 76239-34-4 8-(Dodecyloxy)-3-(1H-tetrazol-5-yl)-2H-1-benzopyran-2-one 8-n-Dodecyloxy-3-(1H-tetrazol-5-yl)coumarin