Using CCOC(=O)CC[C@H](NC(=O)c1ccc(NS(=O)(=O)c2ccc3c(c2)-c2c(nc(C)[nH]c2=O)CC3)cc1)C(=O)OCC to produce CCOC(=O)CC[C@H](NC(=O)c1ccc(NS(=O)(=O)c2ccc3ccc4nc(C)[nH]c(=O)c4c3c2)cc1)C(=O)OCC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.