Showing structure for C[Si](C)(C)OC1=CC=C(C=CC(=O)NCCCCN(CCCN(C(=O)C=CC2=CC=C(O[Si](C)(C)C)C=C2)[Si](C)(C)C)C(=O)C=CC2=CC=C(O[Si](C)(C)C)C=C2)C=C1