Using O=C(n1ccnc1)n1ccnc1, CCOc1c(C(=O)O)n(-c2ccccc2)c2ccc(OC)cc12 to produce CCOc1c(C(N)=O)n(-c2ccccc2)c2ccc(OC)cc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.