STC STC 3 2 LTC STC I a d I Q2 Q 3 C SMC, I SMC SACHI LMC 1b1 SAC3 LAC SUCh SAC g e Q 2 Q. QSTC1 STC3 STC2 O Q LMC c SMC1 SMC2 SMC3 LTC d e LAC Q3 b g Q2 f a Q1 SAC1 SAC2 SAC3 C O Q1 Q2 Q3 Q C