Using COC1NC=C(C#N)c2c1c(Br)cn2C1CCCC1, CC1(C)OB(c2csc(CC#N)c2)OC1(C)C to produce COc1ncc(C#N)c2c1c(-c1csc(CC#N)c1)cn2C1CCCC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.