label: 3-(4-(5,5,8,8-tetramethyl-5,6,7,8-tetrahydro-2-naphthalenyl)tetrahydro-1-benzofuran-2-yl)-2-propenoic acid
label_lc: 3-(4-(5,5,8,8-tetramethyl-5,6,7,8-tetrahydro-2-naphthalenyl)tetrahydro-1-benzofuran-2-yl)-2-propenoic acid