(1′S,2R,3a′R,10a′S,10b′R)-1′-Ethyl-4-methyl-3a′,4′,5′,6′,9′,10′,10a′,10b′-octahydro-5H-spiro[furan-2,2′-furo[3,2-c]pyrrolo[1,2-a]azepine]-5,8′(1′H)-dione hydrate (1:1)

(1′S,2R,3a′R,10a′S,10b′R)-1′-Ethyl-4-methyl-3a′,4′,5′,6′,9′,10′,10a′,10b′-octahydro-5H-spiro[furan-2,2′-furo[3,2-c]pyrrolo[1,2-a]azepine]-5,8′(1′H)-dione hydrate (1:1)

Spiro[furan-2(5H),2′-[2H]furo[3,2-c]pyrrolo[1,2-a]azepine]-5,8′(1′H)-dione, 1′-ethyl-3′a,4′,5′,6′,9′,10′,10′a,10′b-octahydro-4-methyl-, (1′S,2R,3a′R,10a′S,10b′R)-, hydrate (1:1)