Using COC(=O)Cc1sc(N=C2SC[C@@H]3Cc4ccccc4CN23)nc1C to produce Cc1nc(N=C2SC[C@@H]3Cc4ccccc4CN23)sc1CC(=O)O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.