(6S)-trans-(-)-1-(6,7-Dihydro-6-hydroxy-5,5-dimethyl-2-nitro-5H-thieno(3,2-b)pyran-7-yl)-2-piperidinone 143164-10-7 2-Piperidinone, 1-(6,7-dihydro-6-hydroxy-5,5-dimethyl-2-nitro-5H-thieno(3,2-b)pyran-7-yl)-, (6S-trans)- Rwj 29009 Rwj-29009