Procumbide

[(1S)-1,4a,5,6,7,7aα-Hexahydro-4aα,5β-dihydroxy-7-methyl-6α,7α-epoxycyclopenta[c]pyran-1α-yl]β-D-glucopyranoside

[[(1S)-1,4a,5,6,7,7aα-Hexahydro-6α,7α-epoxy-7-methyl-4aα,5β-dihydroxycyclopenta[c]pyran]-1-yl]β-D-glucopyranoside