Using O=C(OCc1ccccc1)N1CCCN(C(=O)c2cc(Cc3n[nH]c(=O)c4c3CCCC4)ccc2F)CC1 to produce O=C(c1cc(Cc2n[nH]c(=O)c3c2CCCC3)ccc1F)N1CCCNCC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.