Piperazine, 1-(((2S)-2,3-dihydro-1,4-benzodioxin-2-yl)methyl)-4-(3-(methoxy-11C-methyl)-2-pyridinyl)-
ORM-13070 C-11 is under investigation in clinical trial NCT00735774 (Suitability of 11C-ORM-13070 as a PET Tracer).