Organocatalysed asymmetric Michael additions of substituted triketopiperazines to enones afford products in high yield and enantiomeric ratio (er). Further modification delivers products possessing natural product (NP) scaffolds including diazabicyclo[2.2.1]heptane, prolinamide and harmicine.

We report the photochemical total synthesis and structural revision of an alkaloid isolated from the mangrove fungi Hypocrea virens.

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A two step condensation sequence allows the synthesis of the title species (V) and (VIII) from 9‐chloroacridines, phenylene diamines, and alloxan.