1,1-cyclobutanedicarboxylic acid, 3-(phenylmethoxy)- 3-(benzyloxy)cyclobutane-1,1-dicarboxylic acid InChI=1/C13H14O5/c14-11(15)13(12(16)17)6-10(7-13)18-8-9-4-2-1-3-5-9/h1-5,10H,6-8H2,(H,14,15)(H,16,17