Structure of S239

bam po 1.
MW22083: 309a2
bam po 2.
MW22083: 322a5
bam po 3.
MW22083: 335b4
bam po 4.
MW22083: 350a6
bam po 5.
MW22083: 365b5
bam po 6.
MW22083: 379b3