1-Propanaminium, 3-((9-methoxy-7-oxo-7H-furo(3,2-g)(1)benzopyran-4-yl)methoxy)-N,N,N-trimethyl-, bromide 3-((9-Methoxy-7-oxo-7H-furo(3,2-g)(1)benzopyran-4-yl)methoxy)-N,N,N-trimethyl-1-propanaminium bromide 96616-56-7