When (R)-(-)-mandelic acid (-hydroxy--phenylacetic acid) is treated with CH3OH and H2SO4, and the resulting compound is treated

Question:

When (R)-(-)-mandelic acid (α-hydroxy-α-phenylacetic acid) is treated with CH3OH and H2SO4, and the resulting compound is treated with excess LiAlH4 in ether, then H2O, a levorotatory product is obtained that reacts with periodic acid. Give the structure, name, and absolute configuration of this product.