“…ACCEPTED MANUSCRIPT 23 72.0 mg, 95% yield; mp > 300 °C 1. H NMR (300 MHz, DMSO-d 6 ) δ −2.90 (s, 2H), 1.46-1.57 (m, 501 4H), 1.76 (m, 2H), 2.62 (t, J = 6.0 Hz, 2H), 3.34 (br, 4H), 3.46 (t, J = 6.0 Hz, 1H), 7.80-7.82 (m, 502 9H), 8.08-8.22 (m, 11H), 8.81-8.89 (m, 8H).…”