Showing structure for C[Si](C)(C)OCC1OC(OC2C(CO)OC(OC3=CC=C4NC(=O)C(O)(CC(=O)O[Si](C)(C)C)C4=C3)C(O[Si](C)(C)C)C2O)C(O[Si](C)(C)C)C(O)C1O