红藻 · 其他C45H76O12S 式量 840.5057[(2~{S},3~{S},4~{S},5~{R})-6-[2-hexadecanoyloxy-3-[(5~{Z},8~{Z},11~{Z},14~{Z},17~{Z})-icosa-5,8,11,14,17-pentaenoyl]oxy-propoxy]-3,4,5-trihydroxy-tetrahydropyran-2-yl]methanesulfonChondracanthus tenellusNPASS