Using O=C(Nc1nc(-c2ccc(CNc3c(Cl)ccc4c3CCN(C(=O)C(F)(F)F)CC4)cc2)cs1)C1CC1 to produce O=C(Nc1nc(-c2ccc(CNc3c(Cl)ccc4c3CCNCC4)cc2)cs1)C1CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.