Cologanin biosynthesis pathway: 1, geraniol; two, iridotrial; three, 7deoxyloganetic acid; four, 7deoxyloganic acid; five, loganic acid

Cologanin biosynthesis pathway: 1, geraniol; two, iridotrial; three, 7deoxyloganetic acid; four, 7deoxyloganic acid; five, loganic acid; 6, loganin; 7, secologanin; 8, 7deoxyloganetin; 9, 7deoxyloganin; and 10, loganetin. Enzymes involved in…