Using CC(C)(C)OC(=O)NCCCC[C@H](NC(=O)[C@H](CCCCNC(=O)OC(C)(C)C)NC(=O)OC(C)(C)C)C(=O)O, CCSC(=O)OCI to produce CCSC(=O)OCOC(=O)[C@H](CCCCNC(=O)OC(C)(C)C)NC(=O)[C@H](CCCCNC(=O)OC(C)(C)C)NC(=O)OC(C)(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.