Showing structure for CC(C)(C)[Si](C)(C)OC(=O)CCC(NC(=O)C1=CC=C(N(CC2CNC3=C(C(=O)N([Si](C)(C)C(C)(C)C)C(N)=N3)N2C=N)[Si](C)(C)C(C)(C)C)C=C1)C(=O)O