Showing structure for C[Si](C)(C)N[C@@H](CCC(=N[C@@H](CSC1C2=CC3=CC=CC=C3C3=CC=C4C=CC=C(C4=C23)C1O)C(=NCC(=O)O)O[Si](C)(C)C)O[Si](C)(C)C)C(=O)O