S2 , 0 SO3.4 V5 , 6 V4.2 S7.0 V6.0 V7.2 V. 0,6 S. 6.0 SV7.3 VS8.4 SS8.0 SV7 , 2 VS6.8 SV6 , 6 SS7.3 SV7 , 0VS7.8