InChI=1/C11H19O7P/c1-4-14-10(12)9(11-15-7-8-16-11)19(13,17-5-2)18-6-3/h4-8H2,1-3H acetic acid, (diethoxyphosphinyl)-1,3-dioxolan-2-ylidene-, ethyl ester ethyl (diethoxyphosphoryl)(1,3-dioxolan-2-ylidene)acetate