text: <unk>  is an orally active, long acting vasodilating drug.<unk>  is metabolized in the liver to the active metabolite SIN-1. SIN-1 is an unstable compound that releases nitric oxide upon decay as the actual vasodilating compound.
option_0: Molsidomine
option_1: Linsidomine
option_2: Tolperisone
option_3: Scopolamine 
option_4: Rescinnamine
option_5: Clofoctol
option_6: Glycopyrrolate 
option_7: Deanol