[(3′S,4aR,5S,5′R,7aS)-3′,7a-Dimethyl-3-oxooctahydro-1H,3′H-spiro[cyclopenta[c]pyran-5,2′-furan]-5′-yl]methyl 3,5-dinitrobenzoate

[(3′S,4aR,5S,5′R,7aS)-3′,7a-Dimethyl-3-oxooctahydro-1H,3′H-spiro[cyclopenta[c]pyran-5,2′-furan]-5′-yl]methyl 3,5-dinitrobenzoate

Spiro[cyclopenta[c]pyran-5(3H),2′(3′H)-furan]-3-one, 5′-[[(3,5-dinitrobenzoyl)oxy]methyl]octahydro-3′,7a-dimethyl-, (3′S,4aR,5S,5′R,7aS)-