Using CCCC(CCC)n1nnc2c(Nc3c(C)cc(C)nc3C)nc(C)nc21, CCI to produce CCCC(CCC)n1nnc2c(N(CC)c3c(C)cc(C)nc3C)nc(C)nc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.