Using COc1cc(CCc2cnc3[nH]c(C4=CCN(C)CC4)cc3n2)cc(OC)c1 to produce COc1cc(CCc2cnc3[nH]c(C4CCN(C)CC4)cc3n2)cc(OC)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.