Using CCOC(=O)CN(CCCOc1ccc2c(ccc(=O)n2C)c1)Cc1ccncc1 to produce Cn1c(=O)ccc2cc(OCCCN(CC(=O)O)Cc3ccncc3)ccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.