Using CCOC(=O)c1ccc(-c2ccc(C(CC)n3ccnc3)nc2)cc1 to produce CCC(c1ccc(-c2ccc(C(=O)O)cc2)cn1)n1ccnc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.