S(C)C1=NC(NC2OC(COC(=O)C)C(OC(=O)C)C(OC(=O)C)C2OC(=O)C)=C(N=CC=NC3=C(N=C(SC)N(C)C3=O)NC4OC(COC(=O)C)C(OC(=O)C)C(OC(=O)C)C4OC(=O)C)C(=O)N1C