penta-3,4-dien-1-ol

7-苯基-2,4,6-庚三炔-1-醇

deca-2,4,6,8-tetrayne-1,10-diol

8,8-diethoxyocta-2,4,6-triynal

methyl 10,10-diethoxydec-2-en-4,6,8-triynoate