1 2AV [(1,1,3,3-tetramethyldisiloxane-1,3-diyl)di-1-benzothiene-4,2-diyl]bis({4-[3-(aminomethyl)phenyl]piperidin-1-yl}methanone) 1.000 2 2AJ [(1,1,3,3-tetramethyldisiloxane-1,3-diyl)di-1-benzofuran-3,5-diyl]bis({4-[3-(aminomethyl)phenyl]piperidin-1-yl}methanone) 0.869