Which of the following is the correct floral formula for the floral diagram given below?
Inflorescence: racemose
Flower: bisexual, zygomorphic
Calyx: sepals five, gamosepalous; imbricate aestivation
Corolla: petals five, polypetalous, papilionaceous, consisting of a posterior standard, two lateral wings, two anterior ones forming a keel (enclosing stamens and pistil), vexillary aestivation
Androecium: ten, diadelphous, anther dithecous
Gynoecium: ovary superior, monocarpellary, unilocular with many ovules, style single
Fruit: legume; seed: one to many, non-endospermic