1 4WS N-{[(1r,2r,3r,7s,7ar)-1,2,7-trihydroxyhexahydro-1h-pyrrolizin-3-yl]methyl}acetamide 1.000 2 W4Z N-[[(2r,3s,4s,5r,6s)-3,4,5,6-tetrakis(oxidanyl)oxan-2-yl]methyl]ethanamide 0.722 3 X09 Amino-australine 0.706