Using Cc1ccc(COC(=O)NNC(=O)c2cnccn2)cc1, c1cnc2c(c1)cc1n2CCC1 to produce O=Cc1c2n(c3ncccc13)CCC2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.