Using CC(C)(C)OC(=O)N1CCC(c2c[nH]c3c(=O)[nH]cnc23)CC1, O=P(Cl)(Cl)Cl to produce CC(C)(C)OC(=O)N1CCC(c2c[nH]c3c(Cl)ncnc23)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.