IUPAC:(3S,4R,4'S,4''S,6S,6''S,9R,9''R,9aS,9''aS)-6,6''-bis(furan-3-yl)-9,9''-dimethyl-hexadecahydrodispiro[quinolizine-3,2'-thiolane-4',3''-quinolizine]-4,4''-diol
IUPAC:(3S,4R,4'S,4''S,6S,6''S,9R,9''R,9aS,9''aS)-6,6''-bis(furan-3-yl)-9,9''-dimethyl-hexadecahydrodispiro[quinolizine-3,2'-thiolane-4',3''-quinolizine]-4,4''-diol