# Assuming it is possible to create an acid anhydride from two different carboxylic acids (ie. one carboxylic acid molecule from each each per anhydride molecule), how would you name it?

$\underbrace{\text{CH"_3"CO")_color(red)("ethanoic")"-O-"underbrace("COCH"_2"CH"_3)_color(red)("propanoic")underbrace(color(white)(mmmm))_color(red)("anhydride}}$