Using Cc1cnc(Nc2ccc3c(C)n(C)nc3c2)nc1NC1CCC2(CC1)CCN(C(=O)OC(C)(C)C)CC2 to produce Cc1cnc(Nc2ccc3c(C)n(C)nc3c2)nc1NC1CCC2(CCNCC2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.