SL-1846

ovalicin

Graphinone

7-hydroxy-8-methoxy-7-[2-methyl-3-(3-methylbut-2-enyl)oxiran-2-yl]-4-oxaspiro[2.5]octan-2-one

(3S)-4β-[(2S,3R)-2-Methyl-3-(3-methyl-2-butenyl)oxiranyl]-4α-hydroxy-5α-methoxy-1-oxaspiro[2.5]octan-6-one

(3S)-4α-Hydroxy-4-[(2S)-2-methyl-3β-(3-methyl-2-butenyl)oxirane-2α-yl]-5α-methoxy-1-oxaspiro[2.5]octane-6-one