Using CC(C)(C)OC(=O)NCCO, Cc1c(O)cn2ncnc(Oc3ccccc3)c12 to produce Cc1c(OCCNC(=O)OC(C)(C)C)cn2ncnc(Oc3ccccc3)c12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.