Showing structure for (2r)-2-[(6z,9z,12z,15z)-octadeca-6,9,12,15-tetraenoyloxy]-3-{[(2r,3r,4s,5r,6r)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}propyl (5z,8z,11z,14z,17z)-icosa-5,8,11,14,17-pentaenoate