 (**0**) {#s0000}  Colorless amorphous powder, 00 mg; ${\lbrack\alpha\rbrack}_{D}^{00}$ + 00.0° (*c* 0.0, MeOH); IR *ν*~max~ 0000, 0000, 0000, 0000, 0000, 0000, 0000, 0000, 000 cm^---0^; HR-ESI-MS *m/z* 000.0000 (\[M+H\]^+^