2.1.1.270 (+)-pisatin biosynthesis - - PWY-2467 2.1.1.270 Biosynthesis of secondary metabolites - 01110 - 2.1.1.270 Isoflavonoid biosynthesis - 00943 - 2.1.1.270 superpathway of pterocarpan biosynthesis (via formononetin) - - PWY-2229