Showing structure for (1's,3s,4'as,5'as,9's,10'ar)-2-hydroxy-4'-(methoxycarbonyl)-1'-methyl-1',4'a,5',5'a,7',8',10',10'a-octahydrospiro[indole-3,6'-pyrano[3,4-f]indolizin]-9'-ium-9'-olate