Using Cc1ccc(CN2CCNCC2)cc1, CCCCOc1nc(N)c2[nH]c(=O)n(CCCBr)c2n1 to produce CCCCOc1nc(N)c2[nH]c(=O)n(CCCN3CCN(Cc4ccc(C)cc4)CC3)c2n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.