#5 only please. thanks!

4. In the structure of glucose given below, clearly do the following: (0) Label the carbon atoms 1-6 (ii) Indicate the anomeric carbon atom with an arrow. (iii) Label it as a or B isomer CH2OH H H . OH -I HO OH H . OH 5. In the structure of Sphingomyelin given below, clearly do the following: (1) Circle the amide bond. (ii) Circle the phosphodiester linkage. Identify the amino alcohol (give the name) and indicate with an arrow. CH3--(CH2)2-CH=CH-CH-OH CH3-(CH2).-C-NH-CH CH3 H,C-O-R-O(CH2)2N-CH, . Sphingomyelin harapan to