Using c1cc2c3c(c1)[C@H]1CNC[C@H]1CN3CC2, CC(=O)O[BH-](OC(C)=O)OC(C)=O to produce CN1C[C@H]2CN3CCc4cccc(c43)[C@H]2C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.