Using O=C1CCC(=O)N1Br, Oc1cc(COC23CC4CC(CC(C4)C2)C3)nn1C1CCCCC1 to produce O=c1c(Br)c(COC23CC4CC(CC(C4)C2)C3)[nH]n1C1CCCCC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.