Using C=Cc1nc(N)c(Cc2ccccc2)nc1-c1ccc(OC)cc1C=O, [Li]CCCC to produce C=Cc1cc(OC)ccc1-c1nc(Cc2ccccc2)c(N)nc1C=C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.