Using NCC1CCCC1, O=c1[nH]c2ncc(-c3cccc4ncccc34)nc2n1CC1CCCC1 to produce CC(C1CCCC1)n1c(=O)[nH]c2ncc(-c3cccc4ncccc34)nc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.