Using CCOC(=O)C1=C(C)N=C(c2ccccc2)NC1c1ccncc1 to produce CCOC(=O)c1c(C)nc(-c2ccccc2)nc1-c1ccncc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.