Using O=C(O)c1cccnc1, C=CCc1ccc(OC(=O)CN)c(OC)c1 to produce C=CCc1ccc(OC(=O)CNC(=O)c2cccnc2)c(OC)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.