Using C[O-], CCc1cnc(CCNC(=O)Nc2nc(C)c(-c3cc(C)nc(S(C)=O)n3)s2)o1 to produce CCc1cnc(CCNC(=O)Nc2nc(C)c(-c3cc(C)nc(OC)n3)s2)o1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.