Using CCn1ncc2c(NC3CCC(=O)CC3)c(C3=NOC4(CCCCC4)C3)cnc21, NO to produce CCn1ncc2c(NC3CCC(=NO)CC3)c(C3=NOC4(CCCCC4)C3)cnc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.