Using CCn1c(C(=O)N(C2CC2)C2CC2)cc2c3c(ncn3C)c(NC(=S)NC(=O)c3ccccc3)nc21 to produce CCn1c(C(=O)N(C2CC2)C2CC2)cc2c3c(ncn3C)c(NC(N)=S)nc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.