cyclopentano[c]pyran monoterpenoids and are found as natural constituents in a large number of plant families. They have been shown to possess various biological activities such as antimicrobial, antitumoral, hemodynamic, choleretic, and hepatoprotective, as well as being anti-inflammatory agents.1 However, only few examples of crystal structures of iridoids are known: for example, loganin pent...
