Using CC(C)(C)OC(=O)N1CC=C(c2nc(C3CCC3)n3ccnc(N)c23)CC1 to produce Nc1nccn2c(C3CCC3)nc(C3=CCNCC3)c12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.