Using COC(=O)c1cc(NC(=O)c2ccc3[nH]c(C(=O)Nc4cc(C(=O)OC)n(C)c4)cc3c2)cn1C to produce Cn1cc(NC(=O)c2ccc3[nH]c(C(=O)Nc4cc(C(=O)O)n(C)c4)cc3c2)cc1C(=O)O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.