S(CCNC(=O)CC(O)C(CC(C)C)NC(=O)C(C)NC(=O)CC(O)C(CC(C)C)NC(C(=O)N)C(C)CC(=O)C(NC(=O)CC(C)C)C(C)C)CC1=C(C)C(=O)N2C(=O)C(C)=C(C)N12