Chemical Name: (1aS,4S,6aR,7aS)-4-((1r,3R,5S,7S)-3,5-Dihydroxyadamantan-1-yl)-6-iminohexahydro-1H-cyclopropa[4,5]pyrrolo[1,2-a]pyrazin-3(1aH)-one; (1aS,4S,6aR,7aS)-4-((1r,3R,5S,7S)-3,5-dihydroxyadamantan-1-yl)-6-iminooctahydro-3H-cyclopropa[4,5]pyrrolo[1,2-a]pyrazin-3-one;