Showing structure for CC(C)(C)[Si](C)(C)NC1=NC2=C(N=C(CNC3=CC=C(C(=O)O[Si](C)(C)C(C)(C)C)C=C3)CN2[Si](C)(C)C(C)(C)C)C(=O)N1[Si](C)(C)C(C)(C)C