Using Brc1nc2ccccc2s1, CCn1c(C(=O)N(C2CC2)C2CC2)cc2c3c(ncn3C)c(N)nc21 to produce CCn1c(C(=O)N(C2CC2)C2CC2)cc2c3c(ncn3C)c(Nc3nc4ccccc4s3)nc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.