Showing structure for C=CC1=C(C)C2=CC3=NC(=C(CC(=O)O)C4=C(C(=O)O)C(C)=C(C=C5N=C(C=C1[NH]2)C(C)=C5CC)N4[Si](C)(C)C)C(CCC(=O)O)C3C