Using O=c1[nH]c2ccc([C@H]3CC[C@H](NCCCc4ccccc4)CC3)cc2o1, CC(=O)O[BH-](OC(C)=O)OC(C)=O to produce CN(CCCc1ccccc1)[C@H]1CC[C@H](c2ccc3[nH]c(=O)oc3c2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.