Using NCC(=O)O, CCOC(=O)c1nc(C#N)c2c(ccn2Cc2ccc(OC)cc2)c1O to produce COc1ccc(Cn2ccc3c(O)c(C(=O)NCC(=O)O)nc(C#N)c32)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.