Showing structure for CC(C)(C)[Si](C)(C)OC(=O)CC[C@H](NC(=O)N[C@@H](CCCCN(C(=O)C1=CC=C([18F])N=C1)[Si](C)(C)C(C)(C)C)C(=O)O[Si](C)(C)C(C)(C)C)C(=O)O[Si](C)(C)C(C)(C)C