Using CC(C)(C)OC(=O)NCCCCCCNC(=O)c1cccc(-c2nc(=O)c3ccccc3s2)n1 to produce NCCCCCCNC(=O)c1cccc(-c2nc(=O)c3ccccc3s2)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.