N,N'-bis<(2,2,2-trichloroethoxy)carbonyl>-2,3-diaza-7-<5-methoxy-3,3-dimethyl-2-tetrahydrofuranylidene>bicyclo<2.2.1>heptane

2,2-Dimethyl-2,3,3a,5,6,6a,7,7a-octahydro-1H-cyclopenta[a]pentalen-3-ol