Using Cc1c[nH]c(-c2cn3c(n2)-c2ccc(Br)cc2OCC3)n1, CC(C)I to produce Cc1cn(C(C)C)c(-c2cn3c(n2)-c2ccc(Br)cc2OCC3)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.