Showing structure for CC(C)(C)[Si](C)(C)OC1=C(C(CC(=O)O)C2=CC=C(O)C=C2)C(O)=C(C(=O)/C=C/C2=CC=C(O)C=C2)C(=O)C1(O)C1OC(CO)C(O)C(O)C1O