Using O=C(O)N1CCc2c(sc3c2C(c2ccccc2Cl)=NCc2nnc(Cc4ccccc4)n2-3)C1 to produce Clc1ccccc1C1=NCc2nnc(Cc3ccccc3)n2-c2sc3c(c21)CCNC3, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.