Using c1ccc(P(c2ccccc2)c2ccccc2)cc1, OCC1(Oc2nc(Cl)nc(Cl)c2O)CC1 to produce Clc1nc(Cl)c2c(n1)OC(C1CC1)CO2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.