Showing structure for C[Si](C)(C)OC1=CC(CCC(=O)NCCCN(CCCCN(CCCN([Si](C)(C)C)[Si](C)(C)C)C(=O)CCC2=CC=C(O)C(O[Si](C)(C)C)=C2)[Si](C)(C)C)=CC=C1O