120889-14-7 2-Heptadecyl-2-methyl-4-(6'-(N-pyridinium)hexanoyloxymethyl)-1,3-dioxolan BN 52111 BN-52111 Pyridinium, 1-(6-((2-heptadecyl-2-methyl-1,3-dioxolan-4-yl)methoxy)-6-oxohexyl)-, bromide