IN2 8 FS4/EN/GS/DN/BN3/R//M/T3 4/R/CN6/AN5/FS/EN/BN4/BF/GN/ FN/FS/DN/GN3/M/T4 4/BF3/GN/R/CS5:AN4//R//M/T5 4; S//E/Q/E//Q/SX12/Q/G/E////Q; 4 A/5 S/5 W/6 S; 2B; 1 2/4 5/7 12/13 16/17 18;