label: 3-(2-deoxy-beta-D-erythro-pentofuranosyl)-5,6,7,8-tetrahydro-8-hydroxy-6-tridecylpyrimido(1,2-a)purine-10(3H)one
label_lc: 3-(2-deoxy-beta-d-erythro-pentofuranosyl)-5,6,7,8-tetrahydro-8-hydroxy-6-tridecylpyrimido(1,2-a)purine-10(3h)one