Danofloxacin-d3-1 is deuterium labeled Danofloxacin. Danofloxacin is a third generation fluoroquinolone and orally active antimicrobial agent. Danofloxacin shows a broad spectrum of activity against most Gram-negative and Gram-positive bacteria, mycoplasma and chlamydia species, and plays an antimicrobial role by inhibition of bacterial DNA-gyrase.

Alpha-Angelica Lactone has cardiotonic activity may exert their effects by providing an increased contraction-dependent calcium pool to be released upon systolic depolarization.?

1-Cinnamoyl-3-hydroxypyrrolidine is a natural product from Piper nigrum.