Using CC(C)(C)OC(=O)N1CCC2(CC1)C(=O)N(Cc1ccccc1)CN2c1ccccc1 to produce O=C1N(Cc2ccccc2)CN(c2ccccc2)C12CCNCC2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.