Using O=C1c2c(-c3ccc(Cl)cc3Cl)cccc2[C@H]2CNCC[C@@H]12 to produce Clc1ccc(-c2cccc3c2C[C@@H]2CCNC[C@H]32)c(Cl)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.