InChI=1/C14H18O3/c1-2-16-14(15)12-8-13(9-12)17-10-11-6-4-3-5-7-11/h3-7,12-13H,2,8-10H2,1H3/t12-,13 cyclobutanecarboxylic acid, 3-(phenylmethoxy)-, ethyl ester, trans- ethyl trans-3-(benzyloxy)cyclobutanecarboxylate