ANTH 12 1 1 HN N -C CA 1 5 HA CA N C CB 2 6 HB CB CA CG 1 1 HF1 CF1 CD1 CJ1 1 1 HH1 CH1 CD2 CM1 1 1 HF2 CF2 CE1 CJ2 1 1 HZ CZ CE1 CE2 1 1 HJ1 CJ1 CF1 CJ2 1 1 HH2 CH2 CE2 CM2 1 1 HM1 CM1 CH1 CM2 1 1 HJ2 CJ2 CF2 CJ1 1 1 HM2 CM2 CH2 CM1