tributyl((1Z,4Z)-8-(4-methyl-2,6,7-trioxabicyclo[2.2.2]octan-1-yl)octa-1,4-dien-1-yl)stannane

(6Z,10E,12Z,15Z)-19-(4-methyl-2,6,7-trioxabicyclo[2.2.2]octan-1-yl)nonadeca-6,10,12,15-tetraen-9-ol