Imports In 2008, Bhutan imported $29 in Cyclanic, cyclenic or cycloterpenic ethers and derivs, becoming the 0th largest importer of Cyclanic, cyclenic or cycloterpenic ethers and derivs in the world. At the same year, Cyclanic, cyclenic or cycloterpenic ethers and derivs was the 0th most imported product in Bhutan. Bhutan imports Cyclanic, cyclenic or cycloterpenic ethers and derivs primarily from: N/A.